Mechanical movements, powers and devices; a treatise describing mechanical movements and devices used in constructive and operative machinery and the mechanical arts, being practically a mechanical dictionary, commencing with a rudimentary description of the early known mechanical powers and detailing the various motions, appliances and inventions used in the mechanical arts to the present time, including a chapter on straight line movements, by Gardner D. Hiscox (1914)
Hiscox, Gardner Dexter, 1822?-1908 · New York, The Norman W. Henley publishing co. · leaf 69
176. INTERNALLYFIRED FLUE BOILER. —The flue and half theshell surface, if exposedto heat, divided by 14,equals horse-power. … 177. HORIZONTALTUBULAR BOILER, with steam and dr}- steampipe. i7, Dr) steam pipe.One-half the shell and allthe tube surface, dividedby 14, equals the boilerhorse-power.
Mechanical movements
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