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Author/Creator
- Geological Survey (U.S.)181
- United States. National Aeronautics and Space Administration13
- Denson, N. M. (Norman MacLaren), 1914-12
- Johnson, William D., Jr.7
- Gibson, M. L.6
- Kansas Geological Survey6
- Sims, G. L.6
- Moore, Richard B. (Richard Beresford), 1945-5
- Planetary Geology Program (U.S.)5
- Snyder, George L. (George Leonard), 1927-5
- Bohannon, Robert G.4
- Dover, James H.4
- Pierson, Charles Thomas, 1918-4
- Planetary Geology and Geophysics Program (U.S.)4
- Reheis, Marith C.4
- Billingsley, George H.3
- Bryant, Bruce, 1930-3
- Du Bray, E. A.3
- Haxel, Gordon3
- Lemon, Earl M.3