Author: | Cummings, Joseph B. |
---|---|
Year: | 1946 |
Document Type: | BMRA |
Issuing Agency: | U.S. Dept. of the Interior, Bureau of Mines, |
SUDOC: | I 28.23:3880 |
Series: | Report of investigations / United States Department of the Interior, Bureau of Mines ; |
Report Number: | 3880 |
Subject: | Fluorspar mines and mining--Arizona--Gila County |
Link: | https://hdl.handle.net/2027/mdp.39015078503359 |