00864cam a22002411 4500 gs 68000016 DLC 20260227111421.0 710913s1959 nbuab b 00010 eng c gs 68000016 //r882 U.S. Geol. Survey. Libr. ICU n-us-nb QE135.A4 Condra, Geo. E. (George Evert), 1869-1958. The geological section of Nebraska, by G. E. Condra and E. C. Reed. Current revisions, by E. C. Reed. Lincoln, University of Nebraska, Conservation and Survey Division, 1959. vii, 82 p. illus., maps. 25 cm. Nebraska. Geological Survey. Bulletin no. 14A Includes bibliographies. Geology Nebraska. Geology, Stratigraphic. Reed, E. C. (Eugene Clifton), 1901- 30401 30401