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Scientific American, Vol. 84, No. 14 (1901) (1901)

leaf 8

An illustration from Scientific American, Vol. 84, No. 14 (1901), 1901, leaf 8
e wheels is impossible, the brake being under au- as some of the impurities get into the metal at times. tomatic control; for should the wheel, and, therefore, Clean melting is essential to obtaining good results, the pump, stop, the pressure on the brake cylinder and must not be _ over- piston… … far as possible a slight in- the Colorado River broke clination from the pour- its barriers and flowed into ing gate should be allowed when setting the boxes for the desert: of California, flooding it to an extent of where it is reduced to particles of the same size. It then passes through a burr…

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