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Scientific American, Vol. 96, No. 17 (April 27, 1907) (1907)

leaf 9

An illustration from Scientific American, Vol. 96, No. 17 (April 27, 1907), 1907, leaf 9
ue amethyst color. sapphires, although it must apparently remain largely where the inventor would be allowed to finish and test speculative. In the different workings on the Anakie With the su,phires in the alluvial deposits the hya- his invention and to demonstrate its commercial value, field the… … supporting a weighted No general rule can be sheet of filter paper near given to determine what the ground during the the deposits will be like night, and allowing it to in any particular place. In a claim the wash may found, mostly in the shape of small grains, of shades remain carefully protected…

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