Achievements in mine safety research and problems yet to be solved
By: by Arno C. Fieldner.
Contributors: United States. Bureau of Mines.
Series: Information circular (United States. Bureau of Mines) -- 7573
Publisher: U.S. Dept. of the Interior, Bureau of Mines
Published: 1950
Place of publication: Washington, DC
Language: eng
Number of pages: 31
Notes: Bibliogr.

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