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- Corporate/Agency Authors:
- Geological Survey and Interior Department
- Publisher:
- Geological Survey
- Date:
- Sept. 20, 1926
- SuDoc number:
- I 19.16:142-D
- Corporate/Agency Authors:
- Geological Survey and Interior Department
- Publisher:
- Geological Survey
- Date:
- Sept. 18, 1926
- SuDoc number:
- I 19.16:142-C
- Corporate/Agency Authors:
- Geological Survey and Interior Department
- Publisher:
- Geological Survey
- Date:
- Sept. 16, 1926
- SuDoc number:
- I 19.16:142-B.
- Corporate/Agency Authors:
- Geological Survey and Interior Department
- Publisher:
- Geological Survey
- Date:
- Sept. 3, 1926
- SuDoc number:
- I 19.13:580-A
- Corporate/Agency Authors:
- Geological Survey and Interior Department
- Publisher:
- Geological Survey
- Date:
- Aug. 30, 1926
- SuDoc number:
- I 19.8/a:C 63/29
- Corporate/Agency Authors:
- Geological Survey and Interior Department
- Publisher:
- Geological Survey
- Date:
- Aug. 25, 1926
- SuDoc number:
- I 19.16:147-A
- Corporate/Agency Authors:
- Geological Survey and Interior Department
- Publisher:
- Geological Survey
- Date:
- Revised and approved July 1, 1926. 1926
- SuDoc number:
- I 19.2:Oi 5
- Corporate/Agency Authors:
- Geological Survey and Interior Department
- Publisher:
- Geological Survey
- Date:
- May 20, 1926
- SuDoc number:
- I 19.3:785-B
- Corporate/Agency Authors:
- Geological Survey and Interior Department
- Publisher:
- Geological Survey
- Date:
- May 13, 1926
- SuDoc number:
- I 19.8/a:C 66/26
- Corporate/Agency Authors:
- Geological Survey and Interior Department
- Publisher:
- Geological Survey
- Date:
- Mar. 30, 1926
- SuDoc number:
- I 19.3:785-A