Mining Paper Floatability of Galena, Sphalerite & Pyrite American Cyanamid 1927

Mining Paper Floatability of Galena, Sphalerite & Pyrite American Cyanamid Company 1927

The effects of certain chemicals on the floatability of galena, sphalerite and pyrite by G.H. Buchanan and L.J. Christmann of the American Cyanamid Company New York City.

Technical Paper No. 9 May 1927

12 pages

Two staple binding

Dimensions: 11” by 8 ¼”

Condition (9/10) Great Overall: Shows signs of wear. No rips or tears.