Strength of ore and top rock in the red iron-ore mines of the Birmingham district, Ala.
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Main Author: | |
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Corporate Author: | |
Other title: | Technical report archive and image library. Top rock, Birmingham district. |
Format: | Government Document Book |
Language: | English |
Published: |
Washington, D.C. :
Government Printing Office,
1926.
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Series: | Technical paper (United States. Bureau of Mines) ;
379. |
Subjects: |