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The Use of Permissible Explosives in the Coal Mines of Illinois
| Year: | 1917 |
|---|---|
| Document Type: | N/A |
| Issuing Agency: | United States. Bureau of Mines. |
| Series: | United States Bureau of Mines Reports |
| Report Number: | Bulletin 137 |
| Link: | https://digital.library.unt.edu/ark:/67531/metadc12341/ |
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