Washing and coking tests of coal at the fuel-testing plant, Denver, Colo., July 1, 1907, to June 30, 1908
By: by A. W. Belden, G. R. Delamater, and J. W. Groves.
Contributors: Delamater, George Richmond.; Groves, J. W.; Geological Survey (U.S.)
Series: United States.  Geological Survey.  Bulletin -- 368; Geological Survey bulletin -- 368.
Publisher: Government Printing Office
Published: 1909
Place of publication: Washington
Language: eng
Number of pages: 54
Subjects: Coal -- Testing; Fuel -- Testing
Notes: "Survey publications on fuel testing": p. 54.