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The Vertical Propeller
1846
Scientific American
IrfTR8nucTloN.-There h ave appeared, in EXPLANATION.-The first row of geer volves; the surface between the figures, being inders, because they recelve the colors from modern times, but few machines, to which wheels, A B, are attached to the ends of a row cut away to the depth of one eighth of an the hoppers or reservoirs, M N. and impart more importance apparently attaches, than to of cylinders, each cylinder being 30 inches inch. Each of these printing cylinders conthem to the series below.
doi:10.1038/scientificamerican10101846-20c
fatcat:2dkoyhuon5dane5dztubc22r3q