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Scientific American, Vol. 87, No. 20 (1902) (1902)

leaf 10

An illustration from Scientific American, Vol. 87, No. 20 (1902), 1902, leaf 10
ined position, then the car are not satisfied with any proposed dc- became detached from the balloon, first in front, then in the rear, and fell with vice they will be at liberty to re- frightful rapidity. The balloon which open the competition, or award a part was still swelled out, rose rapidly.… … by the Transvaal Chamber of Mines, and loop. An examination which was made by experts seems to prove that the wires two practical rock drill miners to be ce- were not broken, but simply became unwrapped, due lected by the Mine Managers’ Association. The de- to have discovered a method of effecting…

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