Gahl, R., 1917, History of the flotation process at Inspiration: American Institute of Mining Engineers, Transactions, v. 55, p. 576-645. Authors Gahl, R. Publication Date 1917 Citation American Institute of Mining Engineers, Transactions, v. 55, p. 576-645. State AZ Province BR TR County GI Placenames Globe-Miami area Keywords Mineral District Ore Mining Engineering More Keywords Mineral District, Ore, Mining Engineering, AzGeoBib RefNum 3460