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

leaf 10

An illustration from Scientific American, Vol. 91, No. 25 (1904), 1904, leaf 10
is means. laid against the side of 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- It was necessary to replace ened a chain or rope for a a eS one of the cables used in grip, which ends in a… … THE HIGH-POWERED TRACTION ENGINE AND ITS MANY USES.

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