Author: | Evans, Thaddeus B. |
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Additional Authors: | Eilertsen, Nils A. |
Year: | 1957 |
Document Type: | USBI |
Issuing Agency: | U.S. Dept. of the Interior, |
SUDOC: | I 28.27:7793 |
Series: | Information circular ; |
Report Number: | 7793 |
Subjects: | Limestone--Virginia |
Mining engineering--Virginia | |
Link: | https://hdl.handle.net/2027/mdp.39015078459909 |