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THE GREEN BAG
sand five hundred feet in length along the vein or lode." The width allowed was changed from two hundred feet to "not more than three hundred feet on each side of the middle of the vein at the surface." Most of the western states have adopted mining codes regulating the location and
working of mines on points not covered by the federal statutes. In California, Utah, and Alaska, the old district mining regu lations, modified by statute, have been retained. Spokane, Wash., March, 1907.