Topographic and Geologic Survey ; Bulletin 3 ; Ground Water in Northwester Pennsylvania

Harrisburg, Pa.: Department of Internal affairs; Topographic and geologic survey, 1957 (1936). Second printing (stated). Octavo in printed tan wraps; 214p, tables; two maps in rear pocket Ex-library (corporate); minamla markings; else Fine and lightly if at all used. Paperback.

Uncommon. // Water; Geology.