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- Grand Canyon Monitoring and Research Center✖[remove]5
- Geological Survey (U.S.), issuing body3
- Geological Survey (U.S.)2
- Andersen, Matthew E.1
- Grams, Paul E.1
- Griffiths, Peter G.1
- Kennedy, Theodore A.1
- Lauretta, Matthew V.1
- Ralston, Barbara E.1
- SWCA, Inc1
- Schmidt, John C., 1950-1
- Southwest Biological Science Center (U.S.)1
- Vernieu, William S.1
- Webb, Robert H.1
- Workshop on Scientific Aspects of a Long-Term Experimental Plan for Glen Canyon Dam (2007 : Flagstaff, Ariz.)1