Excerpt from California Journal of Mines and Geology, Vol. 44: January, 1948 It has been suggested brass, another for iron, the same sand cannot be it is possib
Report for 1917/18 consists of three monographs by E. MacBoyle issued separately as Mines and mineral resources of Nevada County. Mines and mineral resources of
Excerpt from California Journal of Mines and Geology, Vol. 31: Quarterly Chapter of State Mineralogist's Report XXXI; January, 1935 As one means of offering tan