01286cam a22003251 4500 gs 41000035 DLC 20260227111346.0 791211s1941 dcuab b f000 0 eng c gs 41000035 (OCoLC)5782176 U. S. Geol. Survey. Library MBU OCoLC DLC premarc QE75 .B9 no. 920 553.09748 557.3 Bayley, William Shirley, 1861-1943. Pre-Cambrian geology and mineral resources of the Delaware Water Gap and Easton quadrangles, New Jersey and Pennsylvania, by W. S. Bayley. Washington, U.S. Gov't. Print. Off., 1941. v, 98 p. illus. (incl. maps) 5 pl. (incl. fold. map, fold. diagr.) 23 cm. U. S. Geological Survey. Bulletin 920 At head of title: United States Department of the Interior ... Geological Survey ... Folded map in pocket. Bibliographical foot-notes. Geology New Jersey. Geology Pennsylvania. Mines and mineral resources New Jersey. Mines and mineral resources Pennsylvania. Geology, Stratigraphic Precambrian. Delaware Water Gap (N.J. and Pa.) 27699 27699