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Creator
- Kingsbury, Robert C.77
- Hollingsworth, John M.68
- George List30
- Indiana University. Research Computing Center19
- Sponsor: Mrs. Gloria Shapiro13
- Sponsor: Mr. Campbell, Mr. Wakefield, Mr Schultheis11
- Editor: Victor Burford, Rebecca Barnes10
- Editor: Margaret E. Grounds, James R. Hildebrand8
- Geological Survey (U.S.)7
- Not recorded6
- Editor: J. R. Hildebrand5
- Editor: Steve Helmuth5
- Sponsor: A. Bosch, R. Morr5
- Sponsor: Prof. Shirley Quate5
- Editor: Bob Glidden, Connie Irwin4
- Editor: Connie Irwin, Sherry Bennett4
- Sponsor: Mrs. Shirley Quate4
- Editor: Victor Burford2
- Illinois State Geological Survey2
- Indiana. Geological Survey2