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Author/Creator
- Geological Survey (U.S.)671
- United States. National Aeronautics and Space Administration53
- United States. National Park Service39
- Planetary Geology and Geophysics Program (U.S.)20
- Harris-Galveston Coastal Subsidence District (Tex.)13
- Weary, David J.13
- Kasmarek, Mark C.12
- Walsh, Gregory J.12
- Ryder, Robert T.11
- Turner, Kenzie J.10
- Wilson, Frederic H., 1950-10
- Billingsley, George H.9
- Bohannon, Robert G.9
- Booth, Derek B.9
- Clark, Allan K.9
- Ryan, Darlene A.9
- Soler-LoĢpez, Luis R.9
- Southwest Florida Water Management District (Fla.)9
- United States. Army. Corps of Engineers9
- Evarts, Russell C.8