Total intensity aeromagnetic map of Dubois County, Indiana: relative to arbitrary datum
Description
Includes text and location map. Scale approximately 1:63,360. Survey by J.R. Henderson and J.L. Meuschke; compilation directed by J.R. Henderson; Department of the Interior, United States Geological Survey; prepared in cooperation with Indiana Department of Conservation, Division of Geology.
Henderson, John R., Meuschke, J. L. (1950). Total intensity aeromagnetic map of Dubois County, Indiana: relative to arbitrary datum. United States Geological Survey. https://purl.dlib.indiana.edu/iudl/images/VAC3073/VAC3073-M-00835 (map)