Serial/Series Title
United States Bureau of Mines Reports
22
Report of investigations (United States. Bureau of Mines)
12
Estimate of Known Recoverable Reserves of Coking Coal
11
Trace elements investigations report
4
United States Geological Survey Reports
4
Bulletin (United States. Bureau of Mines)
1
Fiscal Year 1948
1
Fiscal Year 1949
1
Fiscal Year 1950
1
Hydraulic Model Investigations
1
3 More