Continuous radon gas survey of the Twilight Mine
By: by John C. Franklin and Randall R. Marquardt
Contributors: Marquardt, Randall F
Series: Technical progress report - United States Bureau of Mines -- 93
Publisher: U.S. Bureau of Mines
Published: 1976
Place of publication: [s.l.]
Language: eng
Number of pages: 16
Subjects: Mine gases; Mine safety
Notes: Bibliography: p. 16