What a miner can do to prevent explosions of gas and of coal dust
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Author
Publication
1915 - Govt. Print. Off., Washington, District of Columbia
Language
English
Word Count
6,000 words, Guess
Page Count
24 pages
Identifiers
- Library of Congress Control Number15026177
- OCLC Control Number14100497
- Open LibraryOL6582412M
Classifications
- LCCTN1 .U5 no. 21
Subjects
Series Statement
- [United States] Bureau of mines. Miners' circular
- 21
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