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Creator
- guy, donald e.8
- hansen, michael c.3
- bownocker, j. a. (john adams), 1865-19282
- hull, dennis n. 1948-2
- ohio. division of geological survey2
- white, george w. (george willard), 1903-19852
- baranoski, mark t.1
- bownocker, j. a. 1865-19281
- calvert, warren l.1
- delong, richard m.1
- flint, norman k. 1921-1
- ford, john philip1
- forsyth, jane l. 1921-1
- goldthwait, richard p. 1911-19921
- hull, dennis n.1
- lamborn, raymond e. 1890-1
- norris, stanley eugene, 1916-1
- osborne, robert h.1
- pfannehecker, d.1
- schumacher, gregory a.1