RIFLES. BY DR. ALFRED GRADENWITZ. A NEW TYPE OF ORE-UNLOADING BUCKET. BY W. FRANK M'CILURE. One Cartridge in the Magazine and One in the Barrel. Four Cartridges in the Magazine and One in the Barrel. AN AUTOMATIC CARTRIDGE-COUNTER FOR MAGAZINE RIFLES. The Fast Plant Unloading Ore at Conneaut Ohio. The Electrically-Operated Two-Rope Grab-Bucket of the Fast Plant at Conneaut Ohio., scientific american, 1905-11-25
Keywords:
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