Books by Oregon Department of Mineral Industries
Chromite Mining in South West
Chromite Mining in South West Oregon
Field Identification of Minera
Field Identification of Minerals for Oregon Prospectors
Geology of the Wallowa Mountai
Geology of the Wallowa Mountains of Oregon
Gold Dredging in Oregon
Gold Dredging in Oregon
Mineral Resources of Coos County Oregon
Mineral Resources of Lane Coun
Mineral Resources of Lane County Oregon
Mineral Resources of the Upper
Mineral Resources of the Upper Chetco River of Oregon
Mines of the Greenhorn Mining
Mines of the Greenhorn Mining District of Grant County Oregon