Author: | Kenworthy, H. |
---|---|
Year: | 1948 |
Document Type: | BMRA |
Issuing Agency: | U.S. Dept. of the Interior, Bureau of Mines, |
SUDOC: | I 28.23:4283 |
Series: | Report of investigations / United States Department of the Interior, Bureau of Mines ; |
Report Number: | 4283 |
Subject: | Lead--Colorado--Silverton |
Link: | https://hdl.handle.net/2027/mdp.39015078467910 |