Health and miscellaneous hazards at metal and nonmetallic mines : metal- and nonmetallic-mine accident-prevention course, section 7 / [United States Dept. of the Interior, Bureau of Mines].

  • United States Bureau of Mines
Date:
1957
Catalogue details

Licence: Public Domain Mark

Credit: Health and miscellaneous hazards at metal and nonmetallic mines : metal- and nonmetallic-mine accident-prevention course, section 7 / [United States Dept. of the Interior, Bureau of Mines]. Source: Wellcome Collection.

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