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- Corporate/Agency Authors:
- Agricultural Economics Bureau and Agriculture Department
- Publisher:
- Agricultural Economics Bureau
- Date:
- [Dec. 1920, reprint 1931]
- SuDoc number:
- A 1.9:1182/1-8
- Corporate/Agency Authors:
- Public Roads Bureau and Agriculture Department
- Publisher:
- Public Roads Bureau
- Date:
- [1931]
- SuDoc number:
- A 22.9:Io 9/3/E, W
- Corporate/Agency Authors:
- Agricultural Engineering Bureau and Agriculture Department
- Publisher:
- Agricultural Engineering Bureau
- Date:
- [Feb. 1922, revised Dec. 1927, reprint 1931.]
- SuDoc number:
- A 1.9:1243/2-3
- Corporate/Agency Authors:
- Public Roads Bureau and Agriculture Department
- Publisher:
- Public Roads Bureau
- Date:
- [Feb. 1927, reprint 1931.]
- SuDoc number:
- A 1.9:1518/1-2
- Corporate/Agency Authors:
- Chemistry and Soils Bureau and Agriculture Department
- Publisher:
- Chemistry and Soils Bureau
- Date:
- [1931.]
- SuDoc number:
- A 47.5:927/19
- Corporate/Agency Authors:
- Entomology Bureau and Agriculture Department
- Publisher:
- Entomology Bureau
- Date:
- 1931
- SuDoc number:
- A 1.10/a:1241
- Corporate/Agency Authors:
- Chemistry and Soils Bureau and Agriculture Department
- Publisher:
- Chemistry and Soils Bureau
- Date:
- [1931.]
- SuDoc number:
- A 47.5:927/16
- Corporate/Agency Authors:
- Plant Industry Bureau and Agriculture Department
- Publisher:
- Plant Industry Bureau
- Date:
- [Mar. 1928, reprint 1931.]
- SuDoc number:
- A 1.9:1537/1-2
- Corporate/Agency Authors:
- Agriculture Department
- Publisher:
- Agriculture Department
- Date:
- [1931.]
- SuDoc number:
- A 1.23:42/1, 2
- Corporate/Agency Authors:
- Agriculture Department
- Publisher:
- Agriculture Department
- Date:
- [1931.]
- SuDoc number:
- A 1.23:43/7, 8