Resource Type
Collection
Serial/Series Title
Farmers' bulletin (United States. Dept. of Agriculture)
4
Petroleum technology (United States. Bureau of Mines)
2
United States Bureau of Mines Reports
2
30 Minute Series
1
Bulletin (United States. Bureau of Mines)
1
Technical paper (United States. Bureau of Mines)
1
United States Geological Survey Reports
1
States
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