Methane emission from U.S. coal mines in 1975
Subtitle: a survey : a supplement to Information circulars 8558 and 8659
By: by M. C. Irani ... [et al.]
Contributors: Irani, M. C.; United States. Bureau of Mines
Series: Information circular - Bureau of Mines ; 8733
Publisher: Dept. of the Interior, Bureau of Mines
Published: 1977
Place of publication: [Washington]
Language: eng
Number of pages: 54
Subjects: Methane -- Measurement.; Coal mines and mining -- United States.; Mine gases.
Notes: Chiefly tables.

Bibliography: p. 11.