00998cam a2200265 4500 gs 68000362 DLC 20260227111423.0 730731s1967 deuab b 00010 eng c gs 68000362 //r933 U.S. Geological Survey Library DLC DLC n-us-de QE95 .A37 no. 11 GB1005 557.51/08 s 551.4/9/028 Bonini, William E. (William Emory), 1926- An evaluation of the resistivity and seismic refraction techniques in the search for Pleistocene channels in Delaware, by William E. Bonini. [Newark, Del.] 1967. 39 p. illus., maps. 29 cm. Delaware. Geological Survey. Report of investigations no. 11 Bibliography: 22-23. Geophysical well logging. Seismic refraction method. Groundwater Delaware. Report of investigations (Delaware Geological Survey) ; no. 11. 30550 30550