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Scientific American, Vol. 101, No. 16 (October 1909) (1909)

leaf 8

An illustration from Scientific American, Vol. 101, No. 16 (October 1909), 1909, leaf 8
a truly enormous scale, out same later eruptive action as caused the replacements. erect a cyanide plant, and the mine was a fairly profit- in God's good air and sunlight, 4n the course of This forms the property of the present Boston Con- able gold producer for a time, but profits dwindled and… … Aerial cable tramway sending down to the railway ores from the One of the "benches" above the tramway shown in frontispiece of this issue. Utah Apex mine. Nor are the unusual, even sensational, methods of ing moved, as shown in our front-page illustration. seemed imminent, when, toward the end of…

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