Bedrock-surface altitude in the midwestern basins and arches region of Indiana, Ohio, Michigan, and Illinois / by D.W. Bunner.

Bibliographic Details
Uniform Title:	Water-resources investigations report ; 93-4050.
Corporate Authors:	Geological Survey (U.S.) (Cartographer) National Regional Aquifer Systems Analysis Program (U.S.)
Other Authors:	Bunner, Danny W., Jr (Cartographer)
Language:	English
Published:	Columbus, Ohio : U.S. Department of the Interior, U.S. Geological Survey, 1993.
Series:	Water-resources investigations report ; 93-4050.
Subjects:	Geology, Structural > Middle West > Maps. Aquifers > Middle West > Maps. Geology, Structural. Middle West. Maps.
Genre:	Maps.
Online Access:	Connect to online resource - All users (Federal Depository Library Program Persistant URL)
Physical Description:	1 online resource (1 map).
Cartographic Data:	Scale 1:750,000 ; Albers equal-area conic projection (W 89°00ʹ--W 82°00ʹ/N 42°30ʹ--N 38°00ʹ).
Format:	Government Document Electronic Map

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Connect to online resource - All users (Federal Depository Library Program Persistant URL)