Document - KOCH'S PIONEER CRUSHINGS - WEIGHT OF STEEL WIRE ROPE

Physical description

Koch's Pioneer Crushings 457,755 tons for 118,361 ounces. Two lots of dates on the paper: 1924 and 1871 - 1924. Written twice: Weight of Steel Wire Rope:- Dia 15/16 inch is 134 lbs per 100 ft. 1 inch dia. Is 159 lbs per 100 ft. Also some division sums on the paper.

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