United States. Works Progress Administration.
Author
Series
Miscellaneous volume no. 72
Publisher
[Colorado Agricultural Experiment Station]
Pub. Date
[1939]
Author
Series
Miscellaneous volume no. 84
Publisher
[Colorado Agricultural Experiment Station]
Pub. Date
[1940]
Author
Series
Research bulletin volume no. 4
Publisher
Colorado State Agricultural Experiment Station
Pub. Date
[1937]
Author
Series
Bulletin volume 444
Publisher
Colorado State College, Colorado Experiment Station
Pub. Date
1938.