You searched for: Creator Ashley, Geo. H. (George Hall), 1866-1951 Remove constraint Creator: Ashley, Geo. H. (George Hall), 1866-1951 Provenance 21st Annual Report (1896) / Indiana. Department of Geology and Natural Resources. Remove constraint Provenance: 21st Annual Report (1896) / Indiana. Department of Geology and Natural Resources. Publisher Indiana. Department of Geology and Natural Resources Remove constraint Publisher: Indiana. Department of Geology and Natural Resources