Resource Type
Partner
Collection
Serial/Series Title
Farmers' bulletin (United States. Dept. of Agriculture)
7
United States Bureau of Mines Reports
4
Mineral technology (United States. Bureau of Mines)
1
Personal Papers (MS 80-0002)
1
Report of investigations (United States. Bureau of Mines)
1
Technical paper (United States. Bureau of Mines)
1
Trace elements investigations report
1
United States Geological Survey Reports
1