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Scientific American, Vol. 82, No. 19 (1900) (1900)

leaf 9

An illustration from Scientific American, Vol. 82, No. 19 (1900), 1900, leaf 9
orms part of that its structural possibilities, as exemplified in the forms, by a regulating shaft, operating through levers a two-wheeled truck, the forward wheel of which car- towering structures at the lower end of Manhattan on the cranks, and in the later forms by regular -bicycle Island, have… … foundations, as will be seen from the detail view of the 1°7 grammes in 28 c.c. water is added, this latter oper- model, are faithfully represented, and visitors to the ation being carried out in the dark-room. The mixture Fair will receive an interesting object lesson in the chain-and-sprocket…

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