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Creator
Ashley, Geo. H. (George Hall), 1866-1951
Remove constraint Creator: Ashley, Geo. H. (George Hall), 1866-1951
Creator
Scovell, J. T. (Josiah Thomas), 1841-
Remove constraint Creator: Scovell, J. T. (Josiah Thomas), 1841-
Publisher
Indiana. Department of Geology and Natural Resources
Remove constraint Publisher: Indiana. Department of Geology and Natural Resources
Subject
Topical Subject: Geology
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