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Scientific American, Vol. 89, No. 16 (October 1903) (1903)

leaf 7

An illustration from Scientific American, Vol. 89, No. 16 (October 1903), 1903, leaf 7
oscillation .high- and artificial waterways, and ice-paved highways. The By reference to the illustration, it will be noted tension arc, particularly between iron points, gives off transportation phase of the industry may almost be that the apparatus consists of a sub-base or stand; a said to be in… … and instruction, I practised and qualified nearly 650 a minute, are capped with steel cones, which prevent THE SUB-TABGET GUN MACHINE. them from imbedding in the soft ground men. The result of that indoor prac- or catching against obstructions. The tice demonstrated itself when the regi-…

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