TY - BOOK AU - Winslow,John Durfee AU - White,George Willard ED - Ohio. TI - Geology and ground-water resources of Portage County, Ohio, T2 - Geological Survey professional paper 511 AV - QE75 .P9 no. 511 PY - 1966/// CY - Washington PB - U.S. Govt. Print. Off. KW - Geology KW - Ohio KW - Portage County KW - Water-supply KW - Groundwater KW - Borings N1 - Part of illustrative matter folded in pocket; "Prepared in cooperation with the Ohio Department of Natural Resources, Division of Water."; Bibliography: p.58-59 ER -