An investigation of the feasibility of a steel plant in the lower Columbia River area, near Portland, Oregon - Miller, Raymond Martin, 1894- ([Portland], 1938)
At head of title: State of Oregon. Department of Geology and Mineral Industries.
Reproduced from type-written copy.
Keywords: Steel industry and trade -- Oregon -- Portland Region; Mines and mineral resources -- Oregon -- Portland Region; Lower Columbia River Valley (Or. and Wash.) -- Economic conditions