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Collection: ADMMR |
Place Keywords: United States, Arizona, Pima County, Arivaca - 15 Min, T20S R9E Sec 25 SW, Altar Valley physiographic area, Las Guijas metallic mineral dist., Black Gold Group, Immense Lodes, Grand Lodes, General Electric, Obregon Claims, Pima44
Collection: G. M. Colvocoresses |
Place Keywords: United States, Arizona, Pima County, Arivaca - 15 Min, Black Gold Group, Immense Lodes, Grand Lodes, General Electric, Obregon Claims, T20S R9E Sec 25 SW, Altar Valley physiographic area, Las Guijas metallic mineral dist., Pima44