Total intensity aeromagnetic map of Elkhart County, Indiana: relative to arbitrary datum

Description:: Includes text and location map. Scale approximately 1:63,500. By W.J. Dempsey, J.R. Henderson, R.T. Duffner; compilation directed By J.R. Henderson; prepared in cooperation with Indiana Department of Conservation, Division of Geology.
Creator:: Dempsey, W. J., Duffner, R. T., and Henderson, John R.
Publisher:: For sale by United States Geological Survey
Provider:: Indiana University
Resource Class:: Maps
Resource Type:: Thematic maps
Temporal Coverage:: 1950
Date Issued:: 1950
Spatial Coverage:: Indiana
Access Rights:: Public
Format:: JPEG
More details at:: https://purl.dlib.indiana.edu/iudl/images/VAC3073/VAC3073-M-00707

Total intensity aeromagnetic map of Elkhart County, Indiana: relative to arbitrary datum Maps Public content