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- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- Mar. 30, 1926
- SuDoc number:
- C 21.5/a 2:344/5
- Corporate/Agency Authors:
- Mines Bureau and Commerce Department
- Publisher:
- Mines Bureau
- Date:
- Mar. 30, 1926
- SuDoc number:
- C 22.8/a:Sa 56
- Corporate/Agency Authors:
- Mines Bureau and Commerce Department
- Publisher:
- Mines Bureau
- Date:
- Mar. 29, 1926
- SuDoc number:
- C 22.8/a:Ab 84
- Corporate/Agency Authors:
- Mines Bureau and Commerce Department
- Publisher:
- Mines Bureau
- Date:
- Mar. 27, 1926
- SuDoc number:
- C 22.8/a:G 998
- Corporate/Agency Authors:
- Standards Bureau and Commerce Department
- Publisher:
- Standards Bureau
- Date:
- Mar. 26, 1926
- SuDoc number:
- C 13.17:13c
- Corporate/Agency Authors:
- Patent Office and Commerce Department
- Publisher:
- Patent Office
- Date:
- Mar. 23, 1926
- SuDoc number:
- C 21.5/a 2:344/4
- Corporate/Agency Authors:
- Mines Bureau and Commerce Department
- Publisher:
- Mines Bureau
- Date:
- Mar. 20, 1926
- SuDoc number:
- C 22.8/a:B 773
- Corporate/Agency Authors:
- Census Bureau and Commerce Department
- Publisher:
- Census Bureau
- Date:
- Mar. 20, 1926
- SuDoc number:
- C 3.20:925-26/10
- Corporate/Agency Authors:
- Mines Bureau and Commerce Department
- Publisher:
- Mines Bureau
- Date:
- Mar. 19, 1926
- SuDoc number:
- C 22.8/a:Si 34
- Corporate/Agency Authors:
- Census Bureau and Commerce Department
- Publisher:
- Census Bureau
- Date:
- Mar. 17, 1926
- SuDoc number:
- C 3.25:925-26/7