Cushman, J.A.; Stewart, R. E.; Stewart, K.C. 1948. Five papers on Foraminifera from the Tertiary of western Oregon.Part I-V, Dept. Geol. and Min. Industries, Bull. 36(1)[1947]: 1-110.
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Cushman, J.A.; Stewart, R. E.; Stewart, K.C. 1948. Five papers on Foraminifera from the Tertiary of western Oregon.Part I-V, Dept. Geol. and Min. Industries, Bull. 36(1)[1947]: 1-110.