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- Corporate/Agency Authors:
- Education Bureau and Interior Department
- Publisher:
- Education Bureau
- Date:
- 1920
- Corporate/Agency Authors:
- Education Bureau and Interior Department
- Publisher:
- Education Bureau
- Date:
- 1920
- Corporate/Agency Authors:
- Geological Survey and Interior Department
- Publisher:
- Geological Survey
- Date:
- 1920
- Corporate/Agency Authors:
- Mines Bureau and Interior Department
- Publisher:
- Mines Bureau
- Date:
- [1st edition.] [Jan.] 1920
- Corporate/Agency Authors:
- Mines Bureau and Interior Department
- Publisher:
- Mines Bureau
- Date:
- 1920
- Corporate/Agency Authors:
- Mines Bureau and Interior Department
- Publisher:
- Mines Bureau
- Date:
- [1st edition.] [Dec. 1919, published] 1920
- Corporate/Agency Authors:
- Geological Survey and Interior Department
- Publisher:
- Geological Survey
- Date:
- 4th edition. 1920
- Corporate/Agency Authors:
- Geological Survey and Interior Department
- Publisher:
- Geological Survey
- Date:
- 4th edition. 1920
- Corporate/Agency Authors:
- Geological Survey and Interior Department
- Publisher:
- Geological Survey
- Date:
- [January 1920]
- Corporate/Agency Authors:
- Geological Survey and Interior Department
- Publisher:
- Geological Survey
- Date:
- 1920