TY - BOOK AU - Heigold, Paul C. CN - QE105 .A45 no.533 CN - QE105 CY - Champaign, IL : DA - 1985. ID - 103732 KW - Earth resistance (Geophysics) KW - Aquifers KW - Aquifers PB - Illinois State Geological Survey, PP - Champaign, IL : PY - 1985. T1 - An Electrical earth resistivity survey of the Macon-Taylorville ridged-drift aquifer / TI - An Electrical earth resistivity survey of the Macon-Taylorville ridged-drift aquifer / VL - 533 ER -