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Scientific American, Vol. 96, No. 4 (1907) (1907)

leaf 9

An illustration from Scientific American, Vol. 96, No. 4 (1907), 1907, leaf 9
lution can be supplied for about lution or material for solution, cast anodes and a a surface grinding machine. It comprises a box con- 50 cents, and the anodes to furnish the zinc to the nected with a movable absorption pipe, through which cleaning outfit for preparing work, all of which may bath… … render it impossible for the operatives to have their per hour, as compared with 1.77 pound while using hands injured by the rolls of a dough machine. The superheated steam. Again, on the higher power trials grating swings avcut the upper roll, and is so formed the influence of the superheating of…

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