U.S. Assay Office ID: 6013 | This file appears in: U.S. Assay Office Photo of facade. | Creator: Tom Ferris, photographer | Date: 3 August, 2021 | Source: Montana Historical Society | Rights: Photos may not be re-used without written permission of MHS Photograph Archives. This material may be protected by copyright law (Title 17 U.S. Code) Download Original File CreatorTom Ferris, photographerSourceMontana Historical SocietyDate3 August, 2021RightsPhotos may not be re-used without written permission of MHS Photograph Archives. This material may be protected by copyright law (Title 17 U.S. Code) "U.S. Assay Office" appears in: U.S. Assay Office