Mechanical movements, powers, devices and appliances; (1903)
Hiscox, Gardner Dexter, 1822?-1908 · New York, The N.W. Henley & co. · leaf 72
201. SERPOLLETS STEAM GENER-ATOR, showing the corrugated flattened tubecoiled into a volute. The width of the internalspace is less than one-eighth of an inch.
Mechanical movements
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
