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You searched for: Author Ault, Curtis H., cartographer. Remove constraint Author: Ault, Curtis H., cartographer. Collection Indiana Historic Maps Remove constraint Collection: Indiana Historic Maps Time Period 1950-1999 Remove constraint Time Period: 1950-1999
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1. Map of Posey County, Indiana, showing structure on the Springfield coal member of the Petersburg formation (Pennsylvanian)

1997. Ault, Curtis H., cartographer. Relief shown by contours.; Coordinates printed at top and lower margin are incorrect.; Includes index map, text, and sectionized township diagram. ...