Analyses of ash from United States coals
By: by W.A. Selvig and F.H. Gibson.
Contributors: Gibson, F. H. 1903-
Series: Bulletin / Bureau of Mines ;; 567; Bulletin (United States. Bureau of Mines) ;; 567.
Publisher: U.S. G.P.O.
Published: 1956
Place of publication: Washington, D.C
Language: eng
Number of pages: 33
Subjects: Coal -- Analysis.; Coal -- United States.
Notes: First published in 1945 under the title: Analyses of ash from coals of the United States.