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- Corporate/Agency Authors:
- Lighthouses Bureau and Commerce Department
- Publisher:
- Lighthouses Bureau
- Date:
- Nov. 20, 1938
- SuDoc number:
- C 9.38/1:130
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- Nov. 15, 1938
- SuDoc number:
- C 21.5/a 2:498/3
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- Nov. 8, 1938
- SuDoc number:
- C 21.5/a 2:496/2
- Corporate/Agency Authors:
- Commerce Department
- Publisher:
- Commerce Department
- Date:
- Nov. 6-Dec. 4, 1938
- SuDoc number:
- C 1.19:938/44-48
- Corporate/Agency Authors:
- National Bureau of Standards and Commerce Department
- Publisher:
- National Bureau of Standards
- Date:
- Nov. 4, 1938
- SuDoc number:
- C 13.29:6
- Corporate/Agency Authors:
- Lighthouses Bureau and Commerce Department
- Publisher:
- Lighthouses Bureau
- Date:
- Nov. 3-28, 1938
- SuDoc number:
- C 9.41:938/36-39
- Corporate/Agency Authors:
- Coast and Geodetic Survey and Commerce Department
- Publisher:
- Coast and Geodetic Survey
- Date:
- Nov. 1938
- SuDoc number:
- C 4.9/4:G 762 j/2
- Corporate/Agency Authors:
- Coast and Geodetic Survey and Commerce Department
- Publisher:
- Coast and Geodetic Survey
- Date:
- Nov. 1938
- SuDoc number:
- C 4.9/4:N 42 y/3
- Corporate/Agency Authors:
- Coast and Geodetic Survey and Commerce Department
- Publisher:
- Coast and Geodetic Survey
- Date:
- Nov. 1938
- SuDoc number:
- C 4.9/4:M 863 w
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- Nov. 1, 1938
- SuDoc number:
- C 21.5/a 2:496/1