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Scientific American, Vol. 91, No. 25 (December 1904) (1904)

leaf 7

An illustration from Scientific American, Vol. 91, No. 25 (December 1904), 1904, leaf 7
d against the side of country by this means. the truck, forming an in- The tractor was utilized clined platform. Around in another novel manner in San Francisco recently. the log to be loaded is fast- ened a chain or rope for a It was necessary to replace one of the cables used in grip, which ends… … The Tractor at Work in the Harvest Field. Rear View of the Traction Engine. THE HIGH-POWERED TRACTION ENGINE AND ITS MANY USES.

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