01048cam a22002651 4500 gs 55000082 DLC 20260227111402.0 780907s1954 wiuab 000 0 eng c gs 55000082 (OCoLC)4205319 U.S. Geol. Survey. Libr. AzU OCoLC DLC premarc QE179 .A2 no. 78 Woollard, George P. (George Prior), 1908-1979. Geophysical methods applied to geologic problems in Wisconsin. by George P. Woollard and George F. Hanson. [Madison] University of Wisconsin, 1954. xiv. 255 p. illus., maps, diagrs., tables. 28 cm. Wisconsin. Geological Survey. Bulletin no. 78. Scientific series, no. 15 "Texts...recommended" : p. 254. Prospecting Geophysical methods. Geology Wisconsin. Hanson, George Fulford, 1916- , joint author. Wisconsin Geological and Natural History Survey. Bulletin. . no. 78. 28933 28933