| Author: | Holmes, George H. | 
|---|---|
| Year: | 1950 | 
| Document Type: | USBI | 
| Issuing Agency: | United States Dept. of the Interior, Bureau of Mines, | 
| SUDOC: | I28.27:7555 | 
| Series: | Information circular / Bureau of Mines ; | 
| Report Number: | 7555 | 
| Subject: | Gypsum mines and mining--Nevada--Clark County | 
| Link: | https://hdl.handle.net/2027/mdp.39015078455410 |