Author: HUGHES, H.H.
Title: Topographic and geologic atlas of Pennsylvania No. 36 Freeport Quadrangle.
Description: 1933. Pennsylv. Geol. Surv. Fouth Series, Atlas 36; 272 pp. fp. 70 fig./phot. 2 fold-out plts. 2 fold. plts. in pocket, incl. col. geol. map 1:62,500. h.t. Lacks one plate: Plt. III: Oil and gas pools. !! Orig. wrps. in orig. folder, very good.

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