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- Corporate/Agency Authors:
- National Advisory Committee for Aeronautics
- Publisher:
- National Advisory Committee for Aeronautics
- Date:
- [1930.]
- SuDoc number:
- Y 3.N 21/5:5/350
- Corporate/Agency Authors:
- Patent Office
- Publisher:
- Patent Office
- Date:
- [1930.]
- SuDoc number:
- C 21.10:P 945/1
- Corporate/Agency Authors:
- Patent Office
- Publisher:
- Patent Office
- Date:
- [1930.]
- SuDoc number:
- C 21.10:P 945/2
- Corporate/Agency Authors:
- Agriculture Department
- Publisher:
- Agriculture Department
- Date:
- 1930
- SuDoc number:
- A 1.23/a:P 946/10
- Corporate/Agency Authors:
- Engineer Department and War Department
- Publisher:
- Engineer Department
- Date:
- 1930
- SuDoc number:
- W 7.1/1a:P 948/11
- Corporate/Agency Authors:
- Plant Industry Bureau and Agriculture Department
- Publisher:
- Plant Industry Bureau
- Date:
- [June, 1923, reprint 1930.]
- SuDoc number:
- A 1.9:1333/1-5
- Corporate/Agency Authors:
- Justice Department
- Publisher:
- Justice Department
- Date:
- [1930.]
- SuDoc number:
- J 1.13:P 954
- Corporate/Agency Authors:
- Public Health Service and Treasury Department
- Publisher:
- Public Health Service
- Date:
- 1930
- SuDoc number:
- T 27.6/a:1366
- Corporate/Agency Authors:
- Public Health Service and Treasury Department
- Publisher:
- Public Health Service
- Date:
- 1930
- SuDoc number:
- T 27.6/a:1367
- Corporate/Agency Authors:
- Public Health Service and Treasury Department
- Publisher:
- Public Health Service
- Date:
- 1930
- SuDoc number:
- T 27.6/a:1363