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41.
42.
An investigation of the feasibility of a steel plant in the lower Columbia River area, near Portland, Oregon / by Raymond M. Miller. by Series: Bulletin / Oregon. State Dept. of Geology and Mineral Industries ; no. 8
Edition: Rev. ed.
Material type: Text Text; Format: print ; Literary form: Not fiction
Publication details: [Portland] : State of Oregon. Dept of geology and mineral induistries, 1940
Availability: No items available.

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Origin of the black sands of the coast of southwest Oregon, by W. H. Twenhofel. by Series: Oregon. Dept. of Geology and Mineral Industries. Bulletin ; no. 24
Material type: Text Text; Format: print ; Literary form: Not fiction
Publication details: [Portland] 1943
Availability: No items available.

46.
Soil, the most valuable mineral resource, its origin, destruction and preservation, by W. H. Twenhofel. by Series: Oregon. State Dept. of Geology and Mineral Industries. Bulletin ; no. 26
Material type: Text Text; Format: print ; Literary form: Not fiction
Publication details: [Portland, 1944]
Availability: No items available.

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Mines and prospects of the Mount Reuben mining district, Josephine County, Oregon. by Series: Oregon. Bulletin ; 34.
Material type: Text Text; Format: print ; Literary form: Not fiction
Publication details: Portland, 1947
Availability: No items available.

50.
Geology of the Dallas and Valsetz quadrangles, Oregon. by Series: Oregon. Bulletin ; no. 35.
Material type: Text Text; Format: print ; Literary form: Not fiction
Publication details: Portland, 1947
Availability: No items available.

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Geology and mineralization of the Morning Mine and adjacent region, Grant County, Oregon. / By Rhesa M. Allen, Jr. by Series: Oregon. Bulletin ; no. 39.
Material type: Text Text; Format: print ; Literary form: Not fiction
Publication details: Portland, 1948
Availability: No items available.

53.
Ground-water studies in Umatilla and Morrow Counties / by Norman S. Wagner. by Series: Bulletin / State of Oregon. Dept. of Geology and Mineral Industries ; no. 41
Material type: Text Text; Format: print ; Literary form: Not fiction
Publication details: Portland : State of Oregon, Dept. of Geology and Mineral Industries, 1949
Availability: No items available.

54.
Geology of the Albany quadrangle, Oregon. by Series: Oregon. Bulletin ; no. 37.
Material type: Text Text; Format: print ; Literary form: Not fiction
Publication details: Portland, 1953
Availability: No items available.

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Ferruginous bauxite deposits in the Salem Hills, Marion County, Oregon, by R. E. Corcoran and F. W. Libbey. by Series: Oregon. Bulletin ; no. 46.
Material type: Text Text; Format: print ; Literary form: Not fiction
Publication details: Portland, 1956
Availability: No items available.

57.
Lode mines of the central part of the Granite mining district, Grant County, Oregon. / By George S. Koch, Jr. by Series: Oregon. Bulletin ; no. 49.
Material type: Text Text; Format: print ; Literary form: Not fiction
Publication details: Portland, 1959
Availability: No items available.

58.
Articles on recent vulcanism in Oregon. by Series: Miscellaneous paper (Oregon. Department of Geology and Mineral Industries) ; no. 10.
Material type: Text Text; Format: print ; Literary form: Not fiction
Publication details: Portland, 1965
Availability: No items available.

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The doctor in Oregon; a medical history. by
Material type: Text Text; Format: print ; Nature of contents: biography; Literary form: Not fiction
Publication details: Portland, Or., Pub. by Binfords & Mort for the Oregon Historical Society [1947]
Availability: No items available.

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