Journal of the Franklin InstituteFranklin Institute, 1875 Vols. 1-69 include more or less complete patent reports of the U. S. Patent Office for years 1825-1859. cf. Index to v. 1-120 of the Journal, p. [415] |
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acid ammonia apparatus Bache belt Board of Managers boiler BRONZE MEDAL calculated carbon carbonic acid cast iron cent centum coal Coleman Sellers column Committee compound engine condensation cut-off cylinder determined diameter dynamometer effect efficiency equal evaporation Exhibition experiments Fahr Fahrenheit feet fibers flames Franklin Institute friction fuel furnace galvanometer gases geographical miles given heat HONORABLE MENTION hour inch of pistons indicated Indicator Diagrams jacket latent heat length load LXIX machine machinery magnetism mean total pressure mechanical metal meter minutes motion obtained Philadelphia pipe pitch placed plates pounds of feed-water pounds per square produced pulley pump pyrophone quantity of steam quantity on line ratio resistance screw shaft SILVER MEDAL span speed square inch steam pressure steam-jacket stroke sulphuric acid surface Table tangential angle tank temperature tion total horse-power trial tube valve velocity vessel vibration weight of steam wheel wire