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Collection: Edwin Noel Pennebaker |
Place Keywords: United States, Arizona, Pima County, Gu Achi - 15 Min, Montazona Mine, T11S R3E Sec 30 NW, Sheridan Mts. physiographic area, Cimarron Mountains metallic mineral dist., Pima109
Collection: Edwin Noel Pennebaker |
Place Keywords: United States, Arizona, Pima County, Vaca Hills - 15 Min, Red Rock Group, T12S R8E Sec 4 NW, Silver Bell Mts. physiographic area, Silver Bell metallic mineral dist., Pima268