The quick determination of incombustible matter in coal and rock-dust mixtures in mines
By: by A.C. Fieldner, W.A. Selvig and F.D. Osgood.
Contributors: Selvig, Walter A., joint author.; Osgood, Fred D., joint author.
Series: [United States] Bureau of mines. Technical paper; 144
Publisher: Govt. Print. Off.
Published: 1918
Place of publication: Washington
Language: eng
Number of pages: 36
Subjects: Mine explosions; Coal mines and mining -- Safety measures
Other titles: Incombustible matter in coal and rock-dust mixtures.
Notes: At head of title: ... Department of the Interior. Franklin K. Lane, secretary. Bureau of Mines. Van. H. Manning, director.
First edition. February, 1918.
Running title: Incombustible matter in coal and rock-dust mixtures.
"Publications on the utilization of coal and lignite": p. 34-36.