Resource Type
Collection
Serial/Series Title
United States Bureau of Mines Reports
36
Annual Report of the Boy Scouts of America
10
House document (United States. Congress. House)
10
United States Geological Survey Reports
10
Information circular (United States. Bureau of Mines)
5
U.S. Geological Survey bulletin
4
Bulletin (United States. Bureau of Mines)
3
Geological Survey bulletin
3
National Bureau of Standards Reports
3
Coal-Mine Fatalities in the United States
2
16 More
Country
States
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