Barrier pillars in Lackawanna Basin, northern field : anthracite region of Pennsylvania / by S.H. Ash [and others]
Saved in:
| Corporate Author: | |
|---|---|
| Other Authors: | |
| Format: | Government Document Book |
| Language: | English |
| Published: |
Washington, D.C. :
U.S. G.P.O.,
1952.
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| Series: | Bulletin (United States. Bureau of Mines) ;
517. |
| Subjects: |
PASCAL Offsite
| Call Number: |
I 28.3:517
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|---|---|
| I 28.3:517 | Available Place a Hold |