Report of the Sonora Exploring and Mining Co., made to the Stockholders, September, 1857 (1857)
Sonora Exploring and Mining Company · Cincinnati · leaf 26
12 PROSPECT OF THE YIELD OF THE MINES. … borious manner. The ores when raised were crushed in mills worked by mules, and consisting of heavy rocks fastened by hurdles to revolving arms of timber. The grain for food was prepared in an equally tedious and laborious manner. And yet such was the enormous wealth of this country, that in 1803,…
Internet Archive · Smithsonian Libraries · Public domain (published before 1931). Free to use for anything.
