Feb., rgor. (
l%c~~&tii?Lgs.
I47
the inspection -that we have been able to give it, it appears to be well adapted for its intended class of readers. The revisions and additions made to this edition have brought the subject-matter up to date. W. Standard PoZyjhase Apparatus a?zd Systems. By Maurice A. Oudin, MS., etc. 8~0, pp. 249. New York : D. Van Nostrsnd Co.; London : Sampson Low, Marston & Co., Ltd. 1899. (Price, $3.) The author’s purpose in this work has been to afford electrical engineers and those generally in charge of polyphase machinery a volume of information, in conveniently accessible form, bearing on the characteristics, uses and nrodus opera7tdi of polyphase apparatus. The author appears to have done his work thoroughly well. W.
Franklin Lfioceediws
Institute.
of the annual meeting held Wednesday, januavy HAIL
President JOHN
16, 1902.1
OF THIS FRANIU.IN INSTITUTE, PHII,ADEI.PHIA,J~IIIUU~ 16, ~gor.
BIRKINBINE
in the chair.
Present, 79 members and visitors. Additions to membership since last month, IO. The President made some informal comments on the facts contained in the Annual Report of the Board of Managers, printed copies of which were placed in the hands of the members. The Report with accompanying Appendices was accepted. Dr. Henry Lefftnann, by special invitation, presented a communication on “ The Applications of Photography to Police and Sanitary Administration.” The speaker received the thanks of the meeting, and the communication was referred to the Committee on Publications. Mr. Arthur F. Bardwell, C.E., of New York, gave a dediption of the mechanical construction, operative features and capabilities of the Bardwell votometer, illustrating the subject by the exhibition of one of the machines. The Secretary made a brief allusion to an interesting series of specimens illustrating the utilization of the wastes from the galvanizing of iron. These embraced the so-called &-ammoniac skimmings, surface and heavy dross, the various grades of refined spelter recovered, “ aluminized ” zinc used ?n the refining process, aluminum-zinc alloys, electrolgtic zinc, and samples of the final residuum, known as the “ bottoms,” which is subjected to distillation. The samples were exhibited by Mr. Joseph Richards. The tellers of the annual election held this day, between the hours of 4 to 8 P.M., reported that the nominees for o5cers, managers and committeemen placed in nomination at the stated meeting of December rg, 19, had received all the votes cast. They were thereupon declared elected. The tellers received a vote of thanks. Adjourned. WBI. H. WAHL, Secretary.