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- Corporate/Agency Authors:
- Coast and Geodetic Survey and Commerce Department
- Publisher:
- Coast and Geodetic Survey
- Date:
- 1940
- SuDoc number:
- C 4.15/2:941
- Corporate/Agency Authors:
- Coast and Geodetic Survey and Commerce Department
- Publisher:
- Coast and Geodetic Survey
- Date:
- 1940 [published 1941]
- SuDoc number:
- C 4.15/3a:941
- Corporate/Agency Authors:
- National Bureau of Standards and Commerce Department
- Publisher:
- National Bureau of Standards
- Date:
- [1940.]
- SuDoc number:
- C 13.22/a:1275
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- [1940.]
- SuDoc number:
- C 21.10:T 597
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- [1940.]
- SuDoc number:
- C 21.5/a 3:521/1-5
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- [1940.]
- SuDoc number:
- C 21.5/a 3:520/1-4
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- [1940.]
- SuDoc number:
- C 21.5/a 3:513/1-5
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- [1940.]
- SuDoc number:
- C 21.5/a 3:510/1-5
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- [1940.]
- SuDoc number:
- C 21.5/a 3:516/1-5
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- [1940.]
- SuDoc number:
- C 21.5/a 3:515/1-4