Collection
Texas Patents
543
Technical Report Archive and Image Library
143
National Advisory Committee for Aeronautics Collection
125
USDA Farmers' Bulletins
35
USGS Topographic Map Collection
27
Government Documents A to Z Digitization Project
12
The Federal Reporter
8
Texas Soil Surveys
4
United States Experiment Station Record
4
Texas State Publications
2
4 More
Serial/Series Title
NACA Technical Memorandums
52
NACA Technical Notes
46
NACA Technical Reports
26
Farmers' bulletin (United States. Dept. of Agriculture)
24
United States Bureau of Mines Reports
13
30 Minute Series
12
Farmers' bulletin (United States. Department of Agriculture)
11
National reporter system. United States series
8
The Federal Reporter
8
15 Minute Series (Topographic)
5
22 More