| Author: | Apell, Gideon A. |
|---|---|
| Year: | 1947 |
| Document Type: | BMRA |
| Issuing Agency: | U.S. Dept. of the Interior, Bureau of Mines, |
| SUDOC: | I 28.23:3991 |
| Series: | Report of investigations / United States Department of the Interior, Bureau of Mines ; |
| Report Number: | 3991 |
| Subjects: | Zinc ores--Wisconsin--Lafayette County |
| Iron ores--Wisconsin--Lafayette County | |
| Tailings (Metallurgy)--Sampling | |
| Link: | https://hdl.handle.net/2027/mdp.39015078491167 |