Image Number001-7299Dateca. 1906DescriptionMen and boys pose with placer mining machinery in a brick machine shop. One piece of the device has a casting reading “Acme Gold Saver Mfg. & Mining Co. Colorado Springs, Colo.” This is likely the ore separator designed by Penton Archer Hardwick, Sr. as he was the assigner in the 1906 patent referencing the Acme company. Info on back "Machine shop - Winona, Minn. belonged to brother of Penton Archer Hardwick. Gold placer invention by Penton Archer Hardwick spent one winter there building. Extreme right - brother? machine shop / 3 from left - Penton Archer Hardwick / extreme right another brother". Researcher's note: Penton only had one brother, Joseph Owen Hardwick]PhotographerunknownLocationWinona (Minn.)SubjectPlacer miningMinersBoysHardwick, Penton A., Sr., 1849-1936Notes Thanks to J Richards of Colorado Springs for background research on this image.CollectionMargaretta M. Boas Photograph CollectionPublisherPikes Peak Library DistrictOriginal FormatPhotographsPhysical Description6 1/2 x 4 3/4 sepia-toned printRightshttp://rightsstatements.org/vocab/CNE/1.0/|This material may be protected under U. S. Copyright Law (Title 17, U.S. Code). Though Pikes Peak Library District has physical ownership of the material in its collections, in some cases we may not own the copyright to the material. It is the user’s responsibility to determine copyright status and obtain necessary permissions for use. You may use items from PPLD’s digital collections freely for private study, research and educational purposes. Any other use, including reproduction, publication or exhibition, should be requested through Special Collections at PPLD. Proper credit and citation should accompany any use of these materials.