216
Franldin Institute.
With a single propeller, and one boiler; hull building by Vaughan &
Lynn.
Length on Deck, 135 feet. Breadth of Beam, . "25 " Depth of Hold, . . . . 1"2, '~ Messrs. Vaughan & Fisher, are building the hulls of two propeller steamers that are reported as being intended to run from this City to New York, outside. Length on Deck, 130 feet. Breadlh of Beam, . 22 " Depth of Hold, . . • 9 " The machinery for these vessels is being erected by Messrs. Hogg & De]ama~er, of New York, and consists of two engines for each, with cylinders over cranks. Diameter of Cylinders, 2 ft. 2 in. Length of Stroke, "2 " "2 " Diameter of Propeller, . . 9 " There is but one condenser and air pump to each pair of engines. The pump shaft is worked by a rod connected to the forward crank, any the air pump, which is set within the condenser, is at the side midwad between the two cylinders. There is one boiler to each vessel with a round shell, 8 feet diameter, 24 feet long, and the fuel is to be Anthracite coal with fan blasts. B. FRANKLIN
INSTITUTE.
Proceedings of the Stated .Monthly .Meeting, ~ugusl 21, 1851. S. V. Merrick, President, in the chair. Isaac B. Garrigues, Recording Secretary. The minutes of the last meeting were read and approved. Letters were read from The Royal Institution of British Architects, and Petty Vaughan, Esq., London; The Smithsonian Institution, Washington, D. C., and John W. Griffith, Esq., City of New York. Donations were received fi-om The Royal Astronomical Society, The Royal Institution of Great Britain, and The Statistical Society, London; The South Carolina Institute for the Promotion of Art, Mechanical Ingenuity, and Industry, Charleston, S. C., The Smithsonian Institution, Washington City, D.C.; Professor E. N. Horsford, Cambridge, Massachusetts; John W. Griflith, Esq., and G. P. Putnam, Esq., City of New York; and Richard C. raylor, Esq., and B. H. Bartol, Esq., Philadelphia. The Periodicals received in exchange for the Journal of the Institute were laid on the table. The Treasurer's statement of the receipts and payments for the month of July was read. The Board of Managers and the Standing Committees reported their minutes. New candidates for membership in the Institute (6) were proposed, and the candidates (3) proposed at the last meeting were duly elected.