Report of the Director of the Bureau of Mines.
Corporate Authors: |
United States. Department of the Interior United States. Bureau of Mines |
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Language: | English |
Published: |
Washington :
[publisher not identified],
1912.
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Subjects: | |
Online Access: | |
Physical Description: | 86 pages : digital, PDF file. |
Variant Title: |
Annual report of Director of Bureau of Mines, 1912, p. 407. |
Format: | Government Document Electronic eBook |