New chemical methods for the extraction of gold : two hundred and fifty million dollars, the estimated world's production for 1896 : Henry H. Armstead, secretary
New chemical methods for the extraction of gold : two hundred and fifty million dollars, the estimated world's production for 1896 : Henry H. Armstead, secretary.
Published
Denver, Colorado : [s.n.,], 1896.
Physical Description
46 p., [2] leaves (1 fold.) : ill., maps ; 22 cm.
Notes
Cover title: The coming flood of gold.
Prospectus for a mine forty-six miles north of Salmon, Idaho.