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

leaf 7

An illustration from Scientific American, Vol. 96, No. 4 (January 1907), 1907, leaf 7
as a means for clearing the the economy of its operation as compared with the the speed at which the wheel is being operated. More- tracks, and it was frequently necessary to detail all "gouger" type of plow. A rotary never requires more over, the hood is given an inclination so that the available… … At the Rear af a Ilotary Sn»w Plow Palling Up a The Strongest Waoden Railway Statian in America, Situated at Carona, Cal., in the Rackjf Mauntnin Side. Mountains at an Altitude af 11,660 feet. drifts, whereas it was nothing uncommon, when the tives in strings of three, four, or more, forming im-…

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