Calumet Mining and Refining Company photos by Hazen [04]
| Title | Calumet Mining and Refining Company photos by Hazen [04] |
| Photo Number | P1710n01_03_04 |
| Description | Black and white photograph of equipment at the facilities of Hazen Research, Inc., in Golden, Colorado, sent with a letter dated December 5, 1967, to Mr. C. H. Likins of Calumet Mining & Refining Company in Salt Lake City, Utah. The letter addressed Calumet's need for "facilities for pilot plant grinding, flotation and regrind testing of sulfur ore." |
| Date | 1967 |
| Subject | Mineral industries--Equipment and supplies--Photographs |
| Collection Number and Name | P1710 Calumet Mining and Refining Company photograph collection |
| Finding Aid | https://archiveswest.orbiscascade.org/ark:80444/xv773693 |
| Rights |  |
| Type | Image/StillImage |
| ARK | ark:/87278/s64p5t64 |
| Setname | uum_map |
| ID | 2448726 |
| Reference URL | https://collections.lib.utah.edu/ark:/87278/s64p5t64 |