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- Corporate/Agency Authors:
- Mines Bureau and Interior Department
- Publisher:
- Mines Bureau
- Date:
- Aug. 31-Sept. 28, 1940
- SuDoc number:
- I 28.46:358-362
- Corporate/Agency Authors:
- Mines Bureau and Interior Department
- Publisher:
- Mines Bureau
- Date:
- [August 1940]
- SuDoc number:
- I 28.46:354-358
- Corporate/Agency Authors:
- Mines Bureau and Interior Department
- Publisher:
- Mines Bureau
- Date:
- [July 1940]
- SuDoc number:
- I 28.46:349-353
- Corporate/Agency Authors:
- Mines Bureau and Interior Department
- Publisher:
- Mines Bureau
- Date:
- June 1-22, 1940
- SuDoc number:
- I 28.46:345-348
- Corporate/Agency Authors:
- Mines Bureau and Interior Department
- Publisher:
- Mines Bureau
- Date:
- May 4-25, 1940
- SuDoc number:
- I 28.46:341-344
- Corporate/Agency Authors:
- Mines Bureau and Interior Department
- Publisher:
- Mines Bureau
- Date:
- [April 1940]
- SuDoc number:
- I 28.46:337-340
- Corporate/Agency Authors:
- Mines Bureau and Interior Department
- Publisher:
- Mines Bureau
- Date:
- Feb. 3-27, 1940
- SuDoc number:
- I 28.46:328-331
- Corporate/Agency Authors:
- Mines Bureau and Interior Department
- Publisher:
- Mines Bureau
- Date:
- Jan. 6-27, 1940
- SuDoc number:
- I 28.46:324-327