Occupational hazards to young workers
report no. 3, the coal-mining industry
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Publication
1942 - GPO, Washington, District of Columbia
Language
English
Word Count
0 words, Guess
Page Count
0 pages
Identifiers
- OCLC Control Number21059246
- Open LibraryOL52645853M
Subjects
Series Statement
- Bureau publication (United States. Children's Bureau) -- no. 275
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