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- Corporate/Agency Authors:
- Interstate Commerce Commission
- Publisher:
- Interstate Commerce Commission
- Date:
- 1920
- Corporate/Agency Authors:
- Interstate Commerce Commission
- Publisher:
- Interstate Commerce Commission
- Date:
- [1920.]
- Corporate/Agency Authors:
- Air Service and War Department
- Publisher:
- Air Service
- Date:
- Oct. 1919, [published] 1920
- Corporate/Agency Authors:
- Air Service and War Department
- Publisher:
- Air Service
- Date:
- Jan. 1920
- Corporate/Agency Authors:
- National Advisory Committee for Aeronautics
- Publisher:
- National Advisory Committee for Aeronautics
- Date:
- [Reprint] 1920
- Corporate/Agency Authors:
- Supplies and Accounts Bureau and Navy Department
- Publisher:
- Supplies and Accounts Bureau
- Date:
- [1920.]
- Corporate/Agency Authors:
- Supplies and Accounts Bureau and Navy Department
- Publisher:
- Supplies and Accounts Bureau
- Date:
- [1920.]
- Corporate/Agency Authors:
- Engineering Division, Air Service, and War Department
- Publisher:
- Engineering Division
- Date:
- 1920
- Corporate/Agency Authors:
- Engineering Division, Air Service, and War Department
- Publisher:
- Engineering Division
- Date:
- 1920
- Corporate/Agency Authors:
- Mines Bureau and Interior Department
- Publisher:
- Mines Bureau
- Date:
- [1st edition.] [Dec. 1919, published] 1920