Resource Type
Collection
Serial/Series Title
NACA Technical Memorandums
41
NACA Technical Notes
24
NACA Aircraft Circulars
4
NACA Technical Reports
3
National Bureau of Standards Reports
2
United States Bureau of Mines Reports
2
Farmers' bulletin (United States. Department of Agriculture)
1
Report of investigations (United States. Bureau of Mines)
1
Scientific papers (United States. National Bureau of Standards)
1
Technical paper (United States. Bureau of Mines)
1
2 More