Relief shown by contours and spot heights. "Geology mapped in 1967-68. Geology in Indiana mapped by Donald D. Carr and Richard L. Powell, Indiana Geological Survey, in 1969." Includes columnar section, text, bibliography, col. diagrammatic cross section, and quadrangle map.
Series:
Geologic quadrangle map ; GQ-990
OCLC:
(OCoLC)20363741
Locations:
UNUX074 -- University of Northern Iowa - Rod Library (Cedar Falls)
OVUX522 -- University of Iowa Libraries (Iowa City)
This resource is supported by the Institute of Museum and Library Services under the provisions of the Library Services and Technology Act as administered by State Library of Iowa.