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Scientific American, Vol. 24, No. 11 (1871) (1871)
leaf 7
ue for contractors, ship- managed from the foot plate; and so convenient wrights, manufacturers, and for use in dock- are all the arrangements that the whole man- yards, quarries, etc. They are made to lift from agement of the machine—driving, steering, and one and a half to three or four tuns,… … © 1871 SCIENTIFIC AMERICAN, INC.Internet Archive · Public domain (published before 1931). Free to use for anything.
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