Heikes, V.C.
Gold, Silver, Copper, Lead, and Zinc in Utah in 1921 : Mines report. - Washington, D.C. Government Printing Office 1922 - pp. 341-362
Impreso
Ingles
MINERIA
Gold, Silver, Copper, Lead, and Zinc in Utah in 1921 : Mines report. - Washington, D.C. Government Printing Office 1922 - pp. 341-362
Impreso
Ingles
MINERIA