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Scientific American, Vol. 80, No. 17 (1899) (1899)
leaf 8
ting and rolling of the blooms. The results of this through its whole length, and feeds oil directly at the In 1801 the government purchased a tract of land on great care in preparing the steel are shown in the small point of the drill. This hole, which takes the place of the rising ground above… … Dickson, and Lieut. O. ©. Har- the diameter to 0°298 inch. The ney is paymaster and storekeeper. barrel is next rough-turned; then Our thanks are due to these gentle- straightened again and given a sec- MANUFACTURE OF KRAG-JORGENSEN RIFLES. © 1899 SCIENTIFIC AMERICAN, INC.Internet Archive · Public domain (published before 1931). Free to use for anything.
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