Method and Cost of Mining Sand and Gravel at the Farmington (Conn.) Plant of the Atlas Sand, Gravel & Stone Co

Method and Cost of Mining Sand and Gravel at the Farmington (Conn.) Plant of the Atlas Sand, Gravel & Stone Co
Author: John S. Dunning
Publisher:
Total Pages: 16
Release: 1933
Genre: Coal mine accidents
ISBN:

This paper describing the practice at the Wolf Tongue concentrator at Nederland, Colo., is one of a series on similar subjects being published by the United States Bureau of Mines. The author acknowledges the assistance fo William Loach, manager fo the Wolf tongue Mining Co., and of W. G. Roseborough, superindtendent of the Wolf Tongue mill, in the preparation of this paper.