| Author: | Evans, Thaddeus B. |
|---|---|
| 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 |