Resource Type
Collection
Serial/Series Title
United States Bureau of Mines Reports
18
Report of investigations (United States. Bureau of Mines)
10
Coast and Geodetic Survey Reports
4
United States Earthquakes
4
Information circular (United States. Bureau of Mines)
3
Strategic minerals investigations
3
U.S. Geological Survey bulletin
3
United States Geological Survey Reports
3
Farmers' bulletin (United States. Dept. of Agriculture)
2
Technical paper (United States. Bureau of Mines)
2
4 More