Rhodesian and General Asbestos Add to clipboard ZA HPRA A1138-KKK-2586 File Part of James Charles Napoleon Humphreys, Mining papers
Mapeka Asbestos Mines, Ltd. Add to clipboard ZA HPRA A1138-KKK-2585 File Part of James Charles Napoleon Humphreys, Mining papers
John Gilpin Asbestos Mine Add to clipboard ZA HPRA A1138-KKK-2584 File Part of James Charles Napoleon Humphreys, Mining papers
Asbestos Mines of Rhodesia, Ltd. Add to clipboard ZA HPRA A1138-KKK-2583 File Part of James Charles Napoleon Humphreys, Mining papers
Mashaba Rhodesian Asbestos Co., Ltd. Add to clipboard ZA HPRA A1138-KKK-2582 File Part of James Charles Napoleon Humphreys, Mining papers
Asbestos and Trust Ltd. Add to clipboard ZA HPRA A1138-KKK-2581 File Part of James Charles Napoleon Humphreys, Mining papers
Asbestos in Rhodesia Add to clipboard ZA HPRA A1138-KKK-2580 File Part of James Charles Napoleon Humphreys, Mining papers
I.S. Olver Add to clipboard ZA HPRA A1138-JJJ-2552 File Part of James Charles Napoleon Humphreys, Mining papers
Ancient Mines of South Africa Add to clipboard ZA HPRA A1138-JJJ-2551 File Part of James Charles Napoleon Humphreys, Mining papers
Roan Antelope Copper Co. Add to clipboard ZA HPRA A1138-LLL-2634 File Part of James Charles Napoleon Humphreys, Mining papers