Mechanical movements, powers, devices and appliances; (1903)
Hiscox, Gardner Dexter, 1822?-1908 · New York, The N.W. Henley & co. · leaf 72
199-200. BOILER OFTHE SERPOLLETTRICYCLE.—The steam(generating surface is madeof iron pipe, flattened andcorrugated, then coiledinto a volute form with theinner end turned up, and the outer end to project through the furnace shell. The cuts show a vertical section and horizontal plan.
Mechanical movements
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