Author: | Downey, M. G. |
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Year: | 1941 |
Document Type: | USBI |
Issuing Agency: | U.S. Dept. of the Interior, Bureau of Mines, |
SUDOC: | I 28.27:7187 |
Series: | Information Circular / Bureau of Mines ; |
Report Number: | 7187 |
Subjects: | Quarries and quarrying--United States |
Building stones--United States | |
Stone industry and trade--United States | |
Link: | https://hdl.handle.net/2027/mdp.39015078535765 |