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The Scientific Sections
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The Atlantic City Session
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T H E SC IE N T IF IC SE C TIO N S
T UESD AY , JULY 13 OPERATIVE D EN TISTRY, MATERIA MEDICA A N D THERAPEUTICS (A uditorium — F irst Floor, Room A ) OFFICERS OF S E C T IO N W illiam A . Garrett, Chairman. .Atlanta, Ga.
C. W . Swords, Secretary................Miami, Fla. 2:30 to 5 :00 p.m. 2:30 “ Partial Dentures That F ail; Partial Dentures T hat Function” By Irving R. H ard y........... New York City
W . Samuel Tucker, Vice Chairman.............. ................................................... New Orleans, La.
3:15 “ Fundamentals Involved in Prescribing Restorative Dental Remedies” By B. B. M c C o llu m .. .Los Angeles, Calif.
George M . Hollenback, Secretary.................... .............................................. Los Angeles, Calif.
4:00 “ The Articulation of Human Teeth” By Charles E. Stuart......... Ventura, Calif.
2:30 to 5 :00 p.m. 2 :30 “ Use of Ammoniacal Silver Nitrate in Disclosing and Immunizing Against Incipent Caries” By James M . P r im e ..............Omaha, Nebr. 3:30 “ Porcelain Inlay Indirect Method” By E. Bruce Clark........... Uniontown, Pa. 4:30 “ Full Cast Crown for Single Restoration Versus Full Cast Crown for Abutment Restorations” By B. F. S ap ien za......... Birmingham, Ala. Discussed by A . W . S e a rs.....................Jacksonville, Fla.
FULL DENTURE PROSTHESIS (A uditorium — F irst Floor, Room C ) OFFICERS OF S E C T IO N W . J. Pryor, Chairman........... Cleveland, Ohio R. O. Schlosser, Vice Chairman. . Chicago, 111.
ORAL SURGERY, EXO DO NTIA A N D ANESTHESIA (A ud ito rium — Second Floor, Ballroom ) OFFICERS OF S E C T IO N Theodor Blum, C hairm an.. . .N ew York City Aubrey L. Martin, Vice Chairman................ ........................................................Seattle, W ash. Harry M . McFarland, Secretary.................... ................................................... Kansas City, Mo. 2 :30 to 5:00 p.m. 2:30 “Biopsy in Oral Surgery” By Raymond Gettinger ( M .D .) ............. ...............................................New York City 3:15 “ The Pulptester in Conservative M an agement of Oral Surgical Lesions” By Theodore K aletsky.. . .N ew York City 4:00 “ Studies in Adamantinoma” By Lester R. Cahn............. New York City
O. M . Dresen, Secretary.. . .Milwaukee, W is. 2:30 to 5:00 p.m.
O R T H O D O N T IA
2:30 “Lower Impression M aking” By Dayton Dunbar Campbell.................. .......................................... Kansas City, Mo.
(A uditorium — F irst Floor, Room E )
3:15 “ Observations Drawn from Thirty Years of Prosthetic Service” By Felix A . French............Ottawa, Canada
Richard Lowy, Chairman......... Newark, N . J.
4 :00 “ Some Phases of Denture W ork ” By Alexander H . Paterson......................... ...............................................Baltimore, M d.
Allen E. Scott, Secretary. San Francisco, Calif.
PARTIAL DENTURE PROSTHESIS (A uditorium — F irst Floor, Room B ) OFFICERS OF S E C T IO N
OFFICERS OF S E C T IO N George R. Moore, Vice Chairman.................. .................................................Ann Arbor, Mich.
2 :30 to 5 :00 p.m. 2:30 “ Construction of Lingual-Labial A ppli ance and Guide Plane” (Illustrated step by step in motion pictures) By Claude R. W ood . . . .Knoxville, Tenn.
Glee Tarbell, C h airm an.. . .W atertown, S. D.
3 :15 “ Problems of Diagnosis and Treatment” By George M . Anderson. .Baltimore, M d.
A lver Selberg, Vice Chairman......................... .......................................... San Francisco, Calif.
4:00 “ Factors to Be Considered in Retention” By Howard E. Strange........... Chicago, 111.
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T h e Journal o f the A m erican D en ta l Association and T h e D en ta l C o sm os
PERIODONTIA (A u d ito riu m — F irst Floor, Room D ) OFFICERS OF S E C T IO N Clyde C. Sherwood, Chairman. .Toledo, Ohio Robert L. Dement, Vice Chairman.................. ............................................................ Atlanta, Ga. Dickson G. Bell, Secretary................................. .............................................San Francisco, Calif. 2:30 to 5 :00 p.m. 2:30 “Preventive Measures in Periodontia” By James E. A ig u ie r.. .Philadelphia, Pa. 3:15 “Etiologic Factors in Periodontoclasia” By Arthur H. M e r ritt.. . .N ew York City
Don J. Aubertine, Vice Chairman................ ............................................ San Francisco, Calif. Rufus W . Leigh, Secretary............................... ............................................ Fort Hancock, N. J. 2:30 to 5:00 p.m. Cooperative Research on Dental Materials Between the National Bureau of Standards and the Research Commission of the American Dental Association. 2 :30 “Testing of Materials Certified to Com ply with Specifications of the American Dental Association” By John R. Beall (B .S .)............................. ......................................Washington, D. C.
4-:00 “ W h at Is Surgery’s Place in Periodon tia?” By M . H. G a r v in .. . .W innipeg, Canada
3:00 “ An Investigation of Toothpastes, In cluding a Federal Specification” By W ilm er Souder (P h .D .)..................... ......................................Washington, D. C.
CHILDREN’S DENTISTRY A N D ORAL HYGIENE
3:30 “ Progress Report on the Study of Den ture-Base Materials” By W . T . Sweeney ( A .B .) ...................... ......................................Washington, D. C.
(A uditorium — T h ir d Floor, Room 1 2 ) OFFICERS OF SE C T IO N Richard C. Leonard, Chairman...................... ........................................................Baltimore, M d. W alter T . McFall, Vice Chairman................ ................................................... Nashville, Tenn. J. F. Owen, Secretary....................Lexington, Ky.
4:00 “ Silicate Cements— Physical and Chem ical Properties and a Specification” By George C. Paffenbarger.................... ......................................Washington, D. C. Ira C. Schoonover (P h .D .).............. ......................................Washington, D. C.
2 :30 to 5:00 p.m. 2 :30 “ Histologic Evidence of the Benefit of Temporary Filling in Operative Procedures and of Successful Pulp Capping of Decidu ous Teeth” By Charles F. Bodecker. .New York City Discussed by Anderson M . Scruggs............... Atlanta, Ga. 3:15 “The Nutrition History and Its Rela tion to Dental Problems” By Nina Simmonds (S c .D .).................... ....................................San Francisco, Calif. Discussed by W aite A . Cotton................New York City 4 :00 “ Structural and Nervous Effects of Thumb Sucking” By Earl W . Swinehart.. .Baltimore, M d. Discussed by Samuel J. L ew is.................... Detroit, Mich.
W E D N E S D A Y , J U L Y 14 O P E R A T IV E D E N T I S T R Y , M A T E R IA M E D IC A A N D T H E R A P E U T IC S (A udito rium — First Floor, Room A ) 9:30 a.m. to 12:00 m. 9:30 “ Practical Prevention in Pedodontia” By W alter T . M cF all. .Nashville, Tenn. Discussed by John C. Brauer ...................... Atlanta, Ga. 10:30 “ Gold Foil and Platinum Centered Gold F oil; Methods of Condensation” ( A report of continued investigations) By R. W . Rule.........San Francisco, Calif. 11:30 “ Orthodontia for the General Practi tioner” By David W . M cLean. Los Angeles, Calif.
F U L L D E N T U R E P R O S T H E S IS
HISTOLOGY, PHYSIOLOGY, PATHOL OGY, BACTERIOLOGY A N D CHEM ISTRY (RESEARCH) (A u d ito riu m — T h ir d Floor, Room 1 3 ) OFFICERS OF S E C T IO N Rudolf Kronfeld, Chairman.........Chicago, 111.
(A ud ito rium — First Floor, Room C ) 9:30 a.m. to 12:00 m. 9 :30 “ Relation of the Structures in the Region of the Ramus Mandibulae to the Extension of Artificial Dentures” By Hugh W . MacMillan.Cincinnati, Ohio
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T h e A tlantic C ity Session 10:15 “Keeping Denture Patients Y ou ng; Surgical Preparation of the Ridges” (Tw o films) By Bert L. Hooper................. Lincoln, Nebr. 11:00 “ The Periphery: Where Does It Begin and E nd?” B y G . E. T ilto n ...................... W ichita, Kan.
10:15 “ Undergraduate Instruction in Perio dontia” By W . C. Graham ........... Columbus, Ohio 11:00 “ Use of Roentgen Rays in Periodontal Diagnosis” By Henry C. Fixott............... Portland, Ore.
PARTIAL DENTURE PROSTHESIS
CHILDREN’S DENTISTRY A N D ORAL HYGIENE
(A u d ito riu m — F irst Floor, Room B )
(A ud ito rium — T h ir d Floor, Room 1 2 )
9 :30 a.m. to 12:00 m.
9:30 a.m. to 12:00 m.
9:30 “ Balanced Occlusion in Restoring Lost Vertical Dimension” By Paul A . Edm and................ Chicago, III.
9:30 “ Psychology and Children’s Dental ■Practice” By Frank F. Lamons............... Atlanta, Ga.
10:15 “ Balanced Occlusion” B y Rupert E. H a ll...................Chicago, 111.
Discussed by E. C. Geiger......................Jacksonville, Fla.
1 1 :00 “ Essentials of Correct Fixed Bridge
10:15 “Relationship of Pediatrics to Pedodontia” By Russell R. Hippensteel ( M .D .) . . . . ........................................Indianapolis, Ind.
Restorations” By Stanley D. T ylm an..........Chicago, 111.
ORAL SURGERY, EXO DO NTIA A N D A NESTHESIA
Discussed by Jacob M . W isa n ................Elizabeth, N. J.
(A u d ito riu m — Second Floor, Ballroom )
11:00 “ Prolonged Retention: W hen Should Healthy Deciduous Teeth Be Extracted?” By George E. M organ. .Milwaukee, W is.
9:30 a.m. to 12:00 m. 9:30 “ Local Anesthetics and Vasoconstrictors as They Pertain to Dentistry” By Howard C. M iller............. Chicago, 111. 10:15 “ Modern General Anesthesia as A p plied to Oral and Dental Surgery in the Hospital” By George H . Van Gilluwe ( M .D .) . . . ...............................................New York City
1 1 :00 “ General Anesthesia in Office Practice” By George W . Christiansen.................... ................................................. Detroit, Mich.
OR TH O DO NTIA (A udito rium — F irst Floor, Room E ) 9:30 a.m. to 12:00 m. 9:30 “ T w in W ire Appliance” By Joseph E. Johnson......... Louisville, Ky. 10:15 “ Further Observations on Ectopic Erup tion of Permanent Teeth” By Samuel J. Lew is........... Detroit, Mich. 11:00 “ Mechanical Treatment of Anomalies” By B. E. Lischer....................St. Louis, Mo.
PERIODONTIA (A u d ito riu m — F irst Floor, Room D ) 9:30 a.m. to 12:00 m. 9 :30 “ Educating Ourselves to Educate the Public in Preventive Dentistry” By George W ood Clapp. .N ew York City
Discussed by Edward F. Sullivan............. Boston, Mass.
HISTOLOGY, PHYSIOLOGY, PATHOL OGY, BACTERIOLOGY A N D CHEM ISTRY (RESEARCH) (A uditorium — T h ir d Floor, Room 1 3 ) 9:30 a.m. to 12:00 m. 9:30 “ Visualization of Scientific Oral Sur gery” By Sanford M . M oose.................................. ....................................San Francisco, Calif. 9:50 “ Use of Color Photography in the Teaching of Histology and Pathology” (W ith demonstrations) By Charles H. Tozier ( M .D .) ................ .................... ............................ Boston, Mass. 10:15 “ Chemical Determination of Vitamin-C Deficiency as Related to Gingival Disease” By Don C. Lyons................Jackson, Mich. 10:35 “Routine Diet-Salivary Analysis at the Guggenheim Clinic” By Frances K ra sn ow .. . .N ew York City 11:00 “ Composition of Enamel and Dentin from Carious Teeth” By Marian L. LeFevre ( M .S .) ................ .......................................... Rochester, N . Y . Richard S. M anly ( M .A .) .................. .......................................... Rochester, N . Y .
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T h e Journal o f the A m erican D ental Association and T h e D en ta l C osm os
11:20 “ The Emotions as a Factor in Dental Disease” By W illiam I. L. M cG onigle.................. ...............................................Freehold, N. J.
OPERATIVE DENTISTRY, MATERIA MEDICA A N D THERAPEUTICS (A uditorium — F irst Floor, Room A ) 2:30 to 5 :00 p.m. 2:30 “ Am algam : T he Necessity of a Consid eration of Its Physical Properties and a Practical Technic” By Ernest E. Cannon.La Crescenta, Calif. 3 :3 0 “Improved Status of the Pulpless Tooth” By Harry B. Johnston........... Atlanta, Ga. Discussed by U. G . Rickert................ Ann Arbor, Mich.
4 :00 “ Surgical Lesions of the Mouth in Re lation to the General Health” By Lawrence C u rtis.. . .Philadelphia, Pa.
O R TH O DO NTIA (A u d ito riu m — First Floor, Room E ) 2:30 to 5:00 p.m. 2 :30 “ Disharmonies in Human Dentition” B y F red R. Blum enthal.. . .Boston, Mass. 3 :15 “ Orthodontia— W hen and W h y ” ' By Eugene J. K e lly ............. Trenton, N . J. 4:00 “ Age at W hich to Begin Orthodontic Treatment” By F. W . N ash.........................Scranton, Pa.
PERIODONTIA (A u d ito riu m — First Floor, Room D ) 2:30 to 5 :00 p.m.
FULL DENTURE PROSTHESIS (A ud ito rium — F irst Floor, Room C ) 2:30 to 5:00 p.m.
2:30 “ Gingival Diseases” By P. H . Belding................Waucoma, Iowa L. J. Belding.................. Waucoma, Iowa
2:30 “ Esthetic Factors in Full Denture Con struction” By Victor H. Sears............. New York City
3:15 “ Importance of Early Recognition and Treatment of Periodontoclasia” By J. Clarence Salvas. .Philadelphia, Pa.
3:15 “ Modern Denture Base Materials: W hat They Are” By A . A . Nelson.......... Royal Oak, Mich.
4 :00 “ How to Educate the Family Dentist in Periodontia” By Benjamin Tishler............. Boston, Mass.
4 :0 0 “ Modern Denture M aterials: W h at to Expect from Them” By Horton D . K im b a ll.. . .Detroit, Mich.
PARTIAL DENTURE PROSTHESIS (A uditorium — F irst Floor, Room B ) 2 :30 to 5 :00 p.m.
CHILDREN’S DEN TISTRY A N D ORAL HYGIENE (A ud ito rium — T h ir d Floor, Room 1 2 ) 2:30 to 5 :00 p.m. 2:30 “Radiodontia in Children’s Dentistry” By Clarence O. Simpson. . . . St. Louis, M o.
2 :30 “ Anatomy and Radiology of the T em poromandibular Joint, with Vertical Dimen sion for A ll Restorative Dentistry” By T . W . M a v e s.................. Cleveland, Ohio
Discussed by LeRoy M . Ennis................Philadelphia, Pa.
3:15 “ Balanced Occlusion in Relation to Lost Vertical Dimension” By C. J. Stansbery................ Seattle, W ash.
Discussed by Alfred W a lk e r.................... New York City
4 :0 0 “ Surveying Partial Dentures Satisfac torily” By Russell W . T e n c h .. . .N ew York City
ORAL SURGERY, E XO DO NTIA A N D A NESTHESIA (A uditorium — Second Floor, Ballroom ) 2:30 to 5:00 p.m. 2 :30 “ Correction of Prognathism by Section of the Mandibular Rami” By James R. Cameron. .Philadelphia, Pa. 3:15 “ Oral Surgery and Radiation Therapy in Tumors of the Mouth” By Douglas Quick (M .D .) .N ew York City
3:15 “Root-Canal Therapy for Children” By Elsie Gerlach.......................Chicago, 111.
4 :00 “ Cavity Preparation for Deciduous Teeth” By Ralph O. W agner. . . .Oakland, Calif. Discussed by Nathan B. Scherr................Baltimore, M d.
HISTOLOGY, PHYSIOLOGY, PATHO L OGY, BACTERIOLOGY A N D CHEM ISTRY (RESEARCH) (A ud ito rium — T h ir d Floor, Room 1 3 ) 2:30 to 5 :00 p.m. 2:30 “ Recent Studies on Periapical Infection, Including Data Obtained from Human Necropsies” By Lester W . Burket. .New Haven, Conn.
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T h e A tlantic C ity Session 3:15 “ Our Changing Concept Regarding Pulpless Teeth” By Louis I. Grossman. .Philadelphia, Pa. 4 :0 0 “ Experimental Production of the Diffuse Atrophy Type of Periodontal Disease” By Paul E. Boyle..................Boston, Mass. 4 :2 0 “ Oral Symptoms in a Case of Xantho matosis; Some Differentiations and General Manifestations” By L. W . Ender...................... LaCrosse, W is.
T H U RSD AY , JULY 15 OPERATIVE D EN TISTRY, MATERIA MEDICA A N D THERAPEUTICS
ORAL SURGERY, EXO DO NTIA A N D ANESTHESIA (A u d ito riu m — Second Floor, Ballroom ) 9:30 a.m. to 12:00 m. 9:30 “ Associated Diseases of the M axillary Sinuses and the Teeth” By John E. N ym an..................Chicago, III. 10:15 “ Important Lesions of the Oral Mucous Membrane” (Illustrated by lantern slides) By Isadore Rosen (M .D .) .New York City 11:00 “ Central Osteomas and Cementomas— Their Diagnosis and Treatment” By Kurt H . T h om a................Boston, Mass.
(A u d ito riu m — F irst Floor, Room A )
OR TH O DO NTIA
9:30 a.m. to 12:00 m.
(A u d ito riu m — F irst Floor, Room E )
9:30 “ Gold Inlays” By R. E. Sturdevant............. Lincoln, Nebr. 10:30 “ The Toilet of the Cavity” By J. Russell M itchell........... Atlanta, Ga. 11:00 “ Anesthesia for Operative Dentistry” By Fred R. A d a m s........... New York City 11:30 “ Simplified Removal of Fixed Partial Dentures from the Mouth Without Destruc tion to Dentures, Teeth or Tissues” By J. H. Sharon............... Cincinnati, Ohio
FULL DENTURE PROSTHESIS
9:30 a.m. to 12:00 m. 9:30 “ A Study in Five Hundred Adolescents of Orthodontic and Facial Changes and E f fects on Dentition Attending the Loss of First M olars” By J. A . Salzmann........... New York City 10:15 “Lingually Malposed Cuspids and Sec ond Bicuspids” By R. C. W ille tt........................ Peoria, III. 11:00 “Temporomandibular Reactions to Oc clusal Anomalies” By Sidney E. Riesner. . . .N ew York City
(A u d ito riu m — First Floor, Room C ) 9 :30 a.m. to 12:00 m.
PERIODONTIA
9 :30 “ Immediate Dentures” By Luzerne G . Jordan. Washington, D. C.
(A u d ito riu m — F ir s t Floor, Room D )
10:15 “ Effects on the Head and Neck of Loss of the Vertical Dimension” By H . L. H arris.................. St. Paul, Minn.
1 1 :00 “ Development of the Cast Metal, BoltRetained Splint” By L. Langdon Sheffield. . . .Toledo, Ohio
PARTIAL DENTURE PROSTHESIS (A ud ito rium — First Floor, Room B ) 9:30 a.m. to 12:00 m. 9:30 “ Comparison of the All-Porcelain Bridge with the Thimble T ype” By W illiam A . Squires.. .N ew York City 10:15 “ Preparation of the Mouth for Fixed and Removable Restoration” By Frederick F. M o lt..............Chicago, III.
1 1 :00 “ T he Role of Crown and Bridge Pros thesis in Restorative Dentistry” (W ith col ored lantern slides) By Arthur O. Klaffenbach......................... ............................................ Iowa City, Iowa
9:30 a.'m. to 12:00 m. 9:30 “ Effects of Certain Hormones on G in gival and Oral Mucous Membranes” By Daniel E. Ziskin........... New York City 10:15 “Vincent’s Infection” By Samuel R. Parks............. Dallas, Texas 11:00 “ Dietary Factors in Periodontal D is turbances” By Harold J. Leonard. . . .N ew York Citv
CHILDREN’S DENTISTRY A N D ORAL HYGIENE (A u d ito riu m — T h ir d Floor, Room 1 2 ) 9:30 a.m. to 12:00 m. 9:30 “The Business Phase of Dentistry for Children” By W alter C. McBride. .. .Detroit, Mich. Discussed by Burt B. Id e...........................Baltimore, M d. 10:15 “ An Analysis of T w o Nation-Wide Dental Surveys” By Frank C. C a d y .. . .Washington, D . C.
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T h e Journal of the A m erican D en ta l Association and T h e D en ta l C osm os
Discussed by H. Shirley D w yer...............Brooklyn, N. Y . 11:00 “ A n Organized Effort to Promote Den tistry for Children and W hat It Is A c complishing” By E. L. Pettibone............ Cleveland, Ohio H IS T O L O G Y , P H Y S IO L O G Y , P A T H O L O G Y , B A C T E R IO L O G Y A N D C H E M I S T R Y (R E S E A R C H ) (A u d ito riu m — T h ir d Floor, Room 1 3 ) 9:30 a.m. to 12:00 m. 9:30 “Incidence of Dry Socket” By Harold W . Krogh.W ashington, D . C. 9:50 “ Is Surgical Intervention Warranted in
Cases of Submerged Apices, Hypercementosis, Root Resorption and Osteosclerosis?” By James L. Zemsky.......... New York City 10:15 “Research on Dentin Anesthesia, In cluding a Report on a New Dentin Anes thetic, Thymol Aminobenzoate” By Harold A . Osserman. .N ew York City A . Taub ( A .M .) ........... New York City Discussed by Samuel M . Gordon.................. Chicago, 111. 11:00 “ Study of Experimental Dental Caries in Rats” By Gerald J. Cox (Ph.D.) .Pittsburgh, Pa,
1 1 :20 “ Genesis of the Periodontium” By Theodore B. Beust . . , .Louisville, Ky.
Atlantic City beach.
The Atlantic City Session
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T H E SC IE N T IF IC SE C TIO N S
T UESD AY , JULY 13 OPERATIVE D EN TISTRY, MATERIA MEDICA A N D THERAPEUTICS (A uditorium — F irst Floor, Room A ) OFFICERS OF S E C T IO N W illiam A . Garrett, Chairman. .Atlanta, Ga.
C. W . Swords, Secretary................Miami, Fla. 2:30 to 5 :00 p.m. 2:30 “ Partial Dentures That F ail; Partial Dentures T hat Function” By Irving R. H ard y........... New York City
W . Samuel Tucker, Vice Chairman.............. ................................................... New Orleans, La.
3:15 “ Fundamentals Involved in Prescribing Restorative Dental Remedies” By B. B. M c C o llu m .. .Los Angeles, Calif.
George M . Hollenback, Secretary.................... .............................................. Los Angeles, Calif.
4:00 “ The Articulation of Human Teeth” By Charles E. Stuart......... Ventura, Calif.
2:30 to 5 :00 p.m. 2 :30 “ Use of Ammoniacal Silver Nitrate in Disclosing and Immunizing Against Incipent Caries” By James M . P r im e ..............Omaha, Nebr. 3:30 “ Porcelain Inlay Indirect Method” By E. Bruce Clark........... Uniontown, Pa. 4:30 “ Full Cast Crown for Single Restoration Versus Full Cast Crown for Abutment Restorations” By B. F. S ap ien za......... Birmingham, Ala. Discussed by A . W . S e a rs.....................Jacksonville, Fla.
FULL DENTURE PROSTHESIS (A uditorium — F irst Floor, Room C ) OFFICERS OF S E C T IO N W . J. Pryor, Chairman........... Cleveland, Ohio R. O. Schlosser, Vice Chairman. . Chicago, 111.
ORAL SURGERY, EXO DO NTIA A N D ANESTHESIA (A ud ito rium — Second Floor, Ballroom ) OFFICERS OF S E C T IO N Theodor Blum, C hairm an.. . .N ew York City Aubrey L. Martin, Vice Chairman................ ........................................................Seattle, W ash. Harry M . McFarland, Secretary.................... ................................................... Kansas City, Mo. 2 :30 to 5:00 p.m. 2:30 “Biopsy in Oral Surgery” By Raymond Gettinger ( M .D .) ............. ...............................................New York City 3:15 “ The Pulptester in Conservative M an agement of Oral Surgical Lesions” By Theodore K aletsky.. . .N ew York City 4:00 “ Studies in Adamantinoma” By Lester R. Cahn............. New York City
O. M . Dresen, Secretary.. . .Milwaukee, W is. 2:30 to 5:00 p.m.
O R T H O D O N T IA
2:30 “Lower Impression M aking” By Dayton Dunbar Campbell.................. .......................................... Kansas City, Mo.
(A uditorium — F irst Floor, Room E )
3:15 “ Observations Drawn from Thirty Years of Prosthetic Service” By Felix A . French............Ottawa, Canada
Richard Lowy, Chairman......... Newark, N . J.
4 :00 “ Some Phases of Denture W ork ” By Alexander H . Paterson......................... ...............................................Baltimore, M d.
Allen E. Scott, Secretary. San Francisco, Calif.
PARTIAL DENTURE PROSTHESIS (A uditorium — F irst Floor, Room B ) OFFICERS OF S E C T IO N
OFFICERS OF S E C T IO N George R. Moore, Vice Chairman.................. .................................................Ann Arbor, Mich.
2 :30 to 5 :00 p.m. 2:30 “ Construction of Lingual-Labial A ppli ance and Guide Plane” (Illustrated step by step in motion pictures) By Claude R. W ood . . . .Knoxville, Tenn.
Glee Tarbell, C h airm an.. . .W atertown, S. D.
3 :15 “ Problems of Diagnosis and Treatment” By George M . Anderson. .Baltimore, M d.
A lver Selberg, Vice Chairman......................... .......................................... San Francisco, Calif.
4:00 “ Factors to Be Considered in Retention” By Howard E. Strange........... Chicago, 111.
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T h e Journal o f the A m erican D en ta l Association and T h e D en ta l C o sm os
PERIODONTIA (A u d ito riu m — F irst Floor, Room D ) OFFICERS OF S E C T IO N Clyde C. Sherwood, Chairman. .Toledo, Ohio Robert L. Dement, Vice Chairman.................. ............................................................ Atlanta, Ga. Dickson G. Bell, Secretary................................. .............................................San Francisco, Calif. 2:30 to 5 :00 p.m. 2:30 “Preventive Measures in Periodontia” By James E. A ig u ie r.. .Philadelphia, Pa. 3:15 “Etiologic Factors in Periodontoclasia” By Arthur H. M e r ritt.. . .N ew York City
Don J. Aubertine, Vice Chairman................ ............................................ San Francisco, Calif. Rufus W . Leigh, Secretary............................... ............................................ Fort Hancock, N. J. 2:30 to 5:00 p.m. Cooperative Research on Dental Materials Between the National Bureau of Standards and the Research Commission of the American Dental Association. 2 :30 “Testing of Materials Certified to Com ply with Specifications of the American Dental Association” By John R. Beall (B .S .)............................. ......................................Washington, D. C.
4-:00 “ W h at Is Surgery’s Place in Periodon tia?” By M . H. G a r v in .. . .W innipeg, Canada
3:00 “ An Investigation of Toothpastes, In cluding a Federal Specification” By W ilm er Souder (P h .D .)..................... ......................................Washington, D. C.
CHILDREN’S DENTISTRY A N D ORAL HYGIENE
3:30 “ Progress Report on the Study of Den ture-Base Materials” By W . T . Sweeney ( A .B .) ...................... ......................................Washington, D. C.
(A uditorium — T h ir d Floor, Room 1 2 ) OFFICERS OF SE C T IO N Richard C. Leonard, Chairman...................... ........................................................Baltimore, M d. W alter T . McFall, Vice Chairman................ ................................................... Nashville, Tenn. J. F. Owen, Secretary....................Lexington, Ky.
4:00 “ Silicate Cements— Physical and Chem ical Properties and a Specification” By George C. Paffenbarger.................... ......................................Washington, D. C. Ira C. Schoonover (P h .D .).............. ......................................Washington, D. C.
2 :30 to 5:00 p.m. 2 :30 “ Histologic Evidence of the Benefit of Temporary Filling in Operative Procedures and of Successful Pulp Capping of Decidu ous Teeth” By Charles F. Bodecker. .New York City Discussed by Anderson M . Scruggs............... Atlanta, Ga. 3:15 “The Nutrition History and Its Rela tion to Dental Problems” By Nina Simmonds (S c .D .).................... ....................................San Francisco, Calif. Discussed by W aite A . Cotton................New York City 4 :00 “ Structural and Nervous Effects of Thumb Sucking” By Earl W . Swinehart.. .Baltimore, M d. Discussed by Samuel J. L ew is.................... Detroit, Mich.
W E D N E S D A Y , J U L Y 14 O P E R A T IV E D E N T I S T R Y , M A T E R IA M E D IC A A N D T H E R A P E U T IC S (A udito rium — First Floor, Room A ) 9:30 a.m. to 12:00 m. 9:30 “ Practical Prevention in Pedodontia” By W alter T . M cF all. .Nashville, Tenn. Discussed by John C. Brauer ...................... Atlanta, Ga. 10:30 “ Gold Foil and Platinum Centered Gold F oil; Methods of Condensation” ( A report of continued investigations) By R. W . Rule.........San Francisco, Calif. 11:30 “ Orthodontia for the General Practi tioner” By David W . M cLean. Los Angeles, Calif.
F U L L D E N T U R E P R O S T H E S IS
HISTOLOGY, PHYSIOLOGY, PATHOL OGY, BACTERIOLOGY A N D CHEM ISTRY (RESEARCH) (A u d ito riu m — T h ir d Floor, Room 1 3 ) OFFICERS OF S E C T IO N Rudolf Kronfeld, Chairman.........Chicago, 111.
(A ud ito rium — First Floor, Room C ) 9:30 a.m. to 12:00 m. 9 :30 “ Relation of the Structures in the Region of the Ramus Mandibulae to the Extension of Artificial Dentures” By Hugh W . MacMillan.Cincinnati, Ohio
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T h e A tlantic C ity Session 10:15 “Keeping Denture Patients Y ou ng; Surgical Preparation of the Ridges” (Tw o films) By Bert L. Hooper................. Lincoln, Nebr. 11:00 “ The Periphery: Where Does It Begin and E nd?” B y G . E. T ilto n ...................... W ichita, Kan.
10:15 “ Undergraduate Instruction in Perio dontia” By W . C. Graham ........... Columbus, Ohio 11:00 “ Use of Roentgen Rays in Periodontal Diagnosis” By Henry C. Fixott............... Portland, Ore.
PARTIAL DENTURE PROSTHESIS
CHILDREN’S DENTISTRY A N D ORAL HYGIENE
(A u d ito riu m — F irst Floor, Room B )
(A ud ito rium — T h ir d Floor, Room 1 2 )
9 :30 a.m. to 12:00 m.
9:30 a.m. to 12:00 m.
9:30 “ Balanced Occlusion in Restoring Lost Vertical Dimension” By Paul A . Edm and................ Chicago, III.
9:30 “ Psychology and Children’s Dental ■Practice” By Frank F. Lamons............... Atlanta, Ga.
10:15 “ Balanced Occlusion” B y Rupert E. H a ll...................Chicago, 111.
Discussed by E. C. Geiger......................Jacksonville, Fla.
1 1 :00 “ Essentials of Correct Fixed Bridge
10:15 “Relationship of Pediatrics to Pedodontia” By Russell R. Hippensteel ( M .D .) . . . . ........................................Indianapolis, Ind.
Restorations” By Stanley D. T ylm an..........Chicago, 111.
ORAL SURGERY, EXO DO NTIA A N D A NESTHESIA
Discussed by Jacob M . W isa n ................Elizabeth, N. J.
(A u d ito riu m — Second Floor, Ballroom )
11:00 “ Prolonged Retention: W hen Should Healthy Deciduous Teeth Be Extracted?” By George E. M organ. .Milwaukee, W is.
9:30 a.m. to 12:00 m. 9:30 “ Local Anesthetics and Vasoconstrictors as They Pertain to Dentistry” By Howard C. M iller............. Chicago, 111. 10:15 “ Modern General Anesthesia as A p plied to Oral and Dental Surgery in the Hospital” By George H . Van Gilluwe ( M .D .) . . . ...............................................New York City
1 1 :00 “ General Anesthesia in Office Practice” By George W . Christiansen.................... ................................................. Detroit, Mich.
OR TH O DO NTIA (A udito rium — F irst Floor, Room E ) 9:30 a.m. to 12:00 m. 9:30 “ T w in W ire Appliance” By Joseph E. Johnson......... Louisville, Ky. 10:15 “ Further Observations on Ectopic Erup tion of Permanent Teeth” By Samuel J. Lew is........... Detroit, Mich. 11:00 “ Mechanical Treatment of Anomalies” By B. E. Lischer....................St. Louis, Mo.
PERIODONTIA (A u d ito riu m — F irst Floor, Room D ) 9:30 a.m. to 12:00 m. 9 :30 “ Educating Ourselves to Educate the Public in Preventive Dentistry” By George W ood Clapp. .N ew York City
Discussed by Edward F. Sullivan............. Boston, Mass.
HISTOLOGY, PHYSIOLOGY, PATHOL OGY, BACTERIOLOGY A N D CHEM ISTRY (RESEARCH) (A uditorium — T h ir d Floor, Room 1 3 ) 9:30 a.m. to 12:00 m. 9:30 “ Visualization of Scientific Oral Sur gery” By Sanford M . M oose.................................. ....................................San Francisco, Calif. 9:50 “ Use of Color Photography in the Teaching of Histology and Pathology” (W ith demonstrations) By Charles H. Tozier ( M .D .) ................ .................... ............................ Boston, Mass. 10:15 “ Chemical Determination of Vitamin-C Deficiency as Related to Gingival Disease” By Don C. Lyons................Jackson, Mich. 10:35 “Routine Diet-Salivary Analysis at the Guggenheim Clinic” By Frances K ra sn ow .. . .N ew York City 11:00 “ Composition of Enamel and Dentin from Carious Teeth” By Marian L. LeFevre ( M .S .) ................ .......................................... Rochester, N . Y . Richard S. M anly ( M .A .) .................. .......................................... Rochester, N . Y .
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T h e Journal o f the A m erican D ental Association and T h e D en ta l C osm os
11:20 “ The Emotions as a Factor in Dental Disease” By W illiam I. L. M cG onigle.................. ...............................................Freehold, N. J.
OPERATIVE DENTISTRY, MATERIA MEDICA A N D THERAPEUTICS (A uditorium — F irst Floor, Room A ) 2:30 to 5 :00 p.m. 2:30 “ Am algam : T he Necessity of a Consid eration of Its Physical Properties and a Practical Technic” By Ernest E. Cannon.La Crescenta, Calif. 3 :3 0 “Improved Status of the Pulpless Tooth” By Harry B. Johnston........... Atlanta, Ga. Discussed by U. G . Rickert................ Ann Arbor, Mich.
4 :00 “ Surgical Lesions of the Mouth in Re lation to the General Health” By Lawrence C u rtis.. . .Philadelphia, Pa.
O R TH O DO NTIA (A u d ito riu m — First Floor, Room E ) 2:30 to 5:00 p.m. 2 :30 “ Disharmonies in Human Dentition” B y F red R. Blum enthal.. . .Boston, Mass. 3 :15 “ Orthodontia— W hen and W h y ” ' By Eugene J. K e lly ............. Trenton, N . J. 4:00 “ Age at W hich to Begin Orthodontic Treatment” By F. W . N ash.........................Scranton, Pa.
PERIODONTIA (A u d ito riu m — First Floor, Room D ) 2:30 to 5 :00 p.m.
FULL DENTURE PROSTHESIS (A ud ito rium — F irst Floor, Room C ) 2:30 to 5:00 p.m.
2:30 “ Gingival Diseases” By P. H . Belding................Waucoma, Iowa L. J. Belding.................. Waucoma, Iowa
2:30 “ Esthetic Factors in Full Denture Con struction” By Victor H. Sears............. New York City
3:15 “ Importance of Early Recognition and Treatment of Periodontoclasia” By J. Clarence Salvas. .Philadelphia, Pa.
3:15 “ Modern Denture Base Materials: W hat They Are” By A . A . Nelson.......... Royal Oak, Mich.
4 :00 “ How to Educate the Family Dentist in Periodontia” By Benjamin Tishler............. Boston, Mass.
4 :0 0 “ Modern Denture M aterials: W h at to Expect from Them” By Horton D . K im b a ll.. . .Detroit, Mich.
PARTIAL DENTURE PROSTHESIS (A uditorium — F irst Floor, Room B ) 2 :30 to 5 :00 p.m.
CHILDREN’S DEN TISTRY A N D ORAL HYGIENE (A ud ito rium — T h ir d Floor, Room 1 2 ) 2:30 to 5 :00 p.m. 2:30 “Radiodontia in Children’s Dentistry” By Clarence O. Simpson. . . . St. Louis, M o.
2 :30 “ Anatomy and Radiology of the T em poromandibular Joint, with Vertical Dimen sion for A ll Restorative Dentistry” By T . W . M a v e s.................. Cleveland, Ohio
Discussed by LeRoy M . Ennis................Philadelphia, Pa.
3:15 “ Balanced Occlusion in Relation to Lost Vertical Dimension” By C. J. Stansbery................ Seattle, W ash.
Discussed by Alfred W a lk e r.................... New York City
4 :0 0 “ Surveying Partial Dentures Satisfac torily” By Russell W . T e n c h .. . .N ew York City
ORAL SURGERY, E XO DO NTIA A N D A NESTHESIA (A uditorium — Second Floor, Ballroom ) 2:30 to 5:00 p.m. 2 :30 “ Correction of Prognathism by Section of the Mandibular Rami” By James R. Cameron. .Philadelphia, Pa. 3:15 “ Oral Surgery and Radiation Therapy in Tumors of the Mouth” By Douglas Quick (M .D .) .N ew York City
3:15 “Root-Canal Therapy for Children” By Elsie Gerlach.......................Chicago, 111.
4 :00 “ Cavity Preparation for Deciduous Teeth” By Ralph O. W agner. . . .Oakland, Calif. Discussed by Nathan B. Scherr................Baltimore, M d.
HISTOLOGY, PHYSIOLOGY, PATHO L OGY, BACTERIOLOGY A N D CHEM ISTRY (RESEARCH) (A ud ito rium — T h ir d Floor, Room 1 3 ) 2:30 to 5 :00 p.m. 2:30 “ Recent Studies on Periapical Infection, Including Data Obtained from Human Necropsies” By Lester W . Burket. .New Haven, Conn.
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T h e A tlantic C ity Session 3:15 “ Our Changing Concept Regarding Pulpless Teeth” By Louis I. Grossman. .Philadelphia, Pa. 4 :0 0 “ Experimental Production of the Diffuse Atrophy Type of Periodontal Disease” By Paul E. Boyle..................Boston, Mass. 4 :2 0 “ Oral Symptoms in a Case of Xantho matosis; Some Differentiations and General Manifestations” By L. W . Ender...................... LaCrosse, W is.
T H U RSD AY , JULY 15 OPERATIVE D EN TISTRY, MATERIA MEDICA A N D THERAPEUTICS
ORAL SURGERY, EXO DO NTIA A N D ANESTHESIA (A u d ito riu m — Second Floor, Ballroom ) 9:30 a.m. to 12:00 m. 9:30 “ Associated Diseases of the M axillary Sinuses and the Teeth” By John E. N ym an..................Chicago, III. 10:15 “ Important Lesions of the Oral Mucous Membrane” (Illustrated by lantern slides) By Isadore Rosen (M .D .) .New York City 11:00 “ Central Osteomas and Cementomas— Their Diagnosis and Treatment” By Kurt H . T h om a................Boston, Mass.
(A u d ito riu m — F irst Floor, Room A )
OR TH O DO NTIA
9:30 a.m. to 12:00 m.
(A u d ito riu m — F irst Floor, Room E )
9:30 “ Gold Inlays” By R. E. Sturdevant............. Lincoln, Nebr. 10:30 “ The Toilet of the Cavity” By J. Russell M itchell........... Atlanta, Ga. 11:00 “ Anesthesia for Operative Dentistry” By Fred R. A d a m s........... New York City 11:30 “ Simplified Removal of Fixed Partial Dentures from the Mouth Without Destruc tion to Dentures, Teeth or Tissues” By J. H. Sharon............... Cincinnati, Ohio
FULL DENTURE PROSTHESIS
9:30 a.m. to 12:00 m. 9:30 “ A Study in Five Hundred Adolescents of Orthodontic and Facial Changes and E f fects on Dentition Attending the Loss of First M olars” By J. A . Salzmann........... New York City 10:15 “Lingually Malposed Cuspids and Sec ond Bicuspids” By R. C. W ille tt........................ Peoria, III. 11:00 “Temporomandibular Reactions to Oc clusal Anomalies” By Sidney E. Riesner. . . .N ew York City
(A u d ito riu m — First Floor, Room C ) 9 :30 a.m. to 12:00 m.
PERIODONTIA
9 :30 “ Immediate Dentures” By Luzerne G . Jordan. Washington, D. C.
(A u d ito riu m — F ir s t Floor, Room D )
10:15 “ Effects on the Head and Neck of Loss of the Vertical Dimension” By H . L. H arris.................. St. Paul, Minn.
1 1 :00 “ Development of the Cast Metal, BoltRetained Splint” By L. Langdon Sheffield. . . .Toledo, Ohio
PARTIAL DENTURE PROSTHESIS (A ud ito rium — First Floor, Room B ) 9:30 a.m. to 12:00 m. 9:30 “ Comparison of the All-Porcelain Bridge with the Thimble T ype” By W illiam A . Squires.. .N ew York City 10:15 “ Preparation of the Mouth for Fixed and Removable Restoration” By Frederick F. M o lt..............Chicago, III.
1 1 :00 “ T he Role of Crown and Bridge Pros thesis in Restorative Dentistry” (W ith col ored lantern slides) By Arthur O. Klaffenbach......................... ............................................ Iowa City, Iowa
9:30 a.'m. to 12:00 m. 9:30 “ Effects of Certain Hormones on G in gival and Oral Mucous Membranes” By Daniel E. Ziskin........... New York City 10:15 “Vincent’s Infection” By Samuel R. Parks............. Dallas, Texas 11:00 “ Dietary Factors in Periodontal D is turbances” By Harold J. Leonard. . . .N ew York Citv
CHILDREN’S DENTISTRY A N D ORAL HYGIENE (A u d ito riu m — T h ir d Floor, Room 1 2 ) 9:30 a.m. to 12:00 m. 9:30 “The Business Phase of Dentistry for Children” By W alter C. McBride. .. .Detroit, Mich. Discussed by Burt B. Id e...........................Baltimore, M d. 10:15 “ An Analysis of T w o Nation-Wide Dental Surveys” By Frank C. C a d y .. . .Washington, D . C.
io i
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T h e Journal of the A m erican D en ta l Association and T h e D en ta l C osm os
Discussed by H. Shirley D w yer...............Brooklyn, N. Y . 11:00 “ A n Organized Effort to Promote Den tistry for Children and W hat It Is A c complishing” By E. L. Pettibone............ Cleveland, Ohio H IS T O L O G Y , P H Y S IO L O G Y , P A T H O L O G Y , B A C T E R IO L O G Y A N D C H E M I S T R Y (R E S E A R C H ) (A u d ito riu m — T h ir d Floor, Room 1 3 ) 9:30 a.m. to 12:00 m. 9:30 “Incidence of Dry Socket” By Harold W . Krogh.W ashington, D . C. 9:50 “ Is Surgical Intervention Warranted in
Cases of Submerged Apices, Hypercementosis, Root Resorption and Osteosclerosis?” By James L. Zemsky.......... New York City 10:15 “Research on Dentin Anesthesia, In cluding a Report on a New Dentin Anes thetic, Thymol Aminobenzoate” By Harold A . Osserman. .N ew York City A . Taub ( A .M .) ........... New York City Discussed by Samuel M . Gordon.................. Chicago, 111. 11:00 “ Study of Experimental Dental Caries in Rats” By Gerald J. Cox (Ph.D.) .Pittsburgh, Pa,
1 1 :20 “ Genesis of the Periodontium” By Theodore B. Beust . . , .Louisville, Ky.
Atlantic City beach.