Serial/Series Title
United States Bureau of Mines Reports
12
Report of investigations (United States. Bureau of Mines)
9
Petroleum-Engineering Studies
4
United States Geological Survey Reports
3
U.S. Geological Survey professional paper
2
Annual Report of Research and Technologic Work on Coal
1
Contributions to economic geology
1
Information circular (United States. Bureau of Mines)
1
Technical paper (United States. Bureau of Mines)
1
U.S. Geological Survey bulletin
1