Údar
- Geological Survey (U.S.) 54 toradh
- National Science Foundation (U.S.) 33 toradh
- United States. Forest Service 32 toradh
- Law Reform Commission of Canada 20 toradh
- Scott Polar Research Institute 11 toradh
- Northeastern Forest Experiment Station (Radnor, Pa.) 10 toradh
- Cold Regions Research and Engineering Laboratory (U.S.) 9 toradh
- Ferrigno, Jane G. 9 toradh
- Smithsonian Institution 9 toradh
- Center for Environmental Research Information (U.S.) 8 toradh
- United States. National Aeronautics and Space Administration 8 toradh
- Center of Military History 7 toradh
- United States. Federal Highway Administration 7 toradh
- Forest Products Laboratory (U.S.) 6 toradh
- United States. Dept. of State 6 toradh
- United States. National Aeronautics and Space Administration. Scientific and Technical Information Branch 6 toradh
- United States. National Environmental Satellite, Data, and Information Service 6 toradh
- Applied Technology Council 5 toradh
- British Antarctic Survey 5 toradh
- Canada. Dept. of Fisheries and Oceans 5 toradh
- Canada. Human Resources Development Canada 5 toradh
- Intermountain Forest and Range Experiment Station (Ogden, Utah) 5 toradh
- North Central Forest Experiment Station (Saint Paul, Minn.) 5 toradh
- SAC Joint Venture 5 toradh
- United States. Defense Mapping Agency 5 toradh
- United States. Federal Emergency Management Agency 5 toradh
- United States. Marine Mammal Commission 5 toradh
- Barrett, P. J. (Peter J.) 4 toradh
- California Universities for Research in Earthquake Engineering 4 toradh
- Canada. Royal Commission on Aboriginal Peoples 4 toradh
- Germany. Bundesamt für Kartographie und Geodäsie 4 toradh
- Goddard Space Flight Center 4 toradh
- Lang, Michael A. 4 toradh
- National Institute of Standards and Technology (U.S.) 4 toradh
- National Science Foundation (U.S.). Division of Polar Programs 4 toradh
- Ohio State University. Institute of Polar Studies 4 toradh
- Powell, Robert L. 4 toradh
- SAC Joint Venture. Guidelines Development Committee 4 toradh
- Saunders, Phillip C. (Phillip Charles), 1966- 4 toradh
- Structural Engineers Association of California 4 toradh
- United States. Bureau of the Census 4 toradh
- United States. National Bureau of Standards 4 toradh
- United States. National Ocean Service 4 toradh
- Buzas, Martin A. 3 toradh
- Canada 3 toradh
- Canada. Dept. of Justice 3 toradh
- Canadian Forest Service 3 toradh
- Coastal Engineering Research Center (U.S.) 3 toradh
- Economic Council of Canada 3 toradh
- Ford, Arthur B. (Arthur Barnes), 1932- 3 toradh níos mó…