| Author: | Dixon, John. | 
|---|---|
| Year: | 1931 | 
| Document Type: | USBI | 
| Issuing Agency: | U.S. Dept. of the Interior, Bureau of Mines, | 
| Series: | Information circular / Bureau of Mines ; | 
| Report Number: | 6508 | 
| Subject: | Gold mines and mining--Equipment and supplies--Ontario | 
| Link: | https://hdl.handle.net/2027/mdp.39015077576893 |