| Author: | Bowles, Oliver, | 
|---|---|
| Year: | 1955 | 
| Document Type: | USBI | 
| Issuing Agency: | U.S. Dept. of the Interior, Bureau of Mines, | 
| SUDOC: | I 28.27:7720 | 
| Series: | Information circular / United States. Bureau of Mines ; | 
| Report Number: | 7720 | 
| Subjects: | Granite | 
| Marble | |
| Link: | https://hdl.handle.net/2027/mdp.39015077564030 |