Resource Type
Collection
Serial/Series Title
Farmers' bulletin (United States. Dept. of Agriculture)
46
30 Minute Series
15
15 Minute Series (Topographic)
11
United States Bureau of Mines Reports
9
National reporter system. United States series
8
The Federal Reporter
8
Bulletin (United States. Bureau of Mines)
3
Technical paper (United States. Bureau of Mines)
3
Experiment Station Record
2
National Bureau of Standards Reports
2
10 More