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471 authors beginning with "U"
U. S.States Relations Service. [from old catalog]
U. S. National museum.
U.S. Atomic Energy Commission.
U.S. Coast and Geodetic Survey.
U.S. Department of Agriculture. Library.
U.S. Dept. of the Interior.Library,
U.S. Fish and Wildlife Service Pollution Response Workshop(197- :
U.S. Fish and Wildlife Service.
U.S. Fish and Wildlife Service.Office of Biological Services.
U.S. Fish and Wildlife Service.Office of Endangered Species.
U.S. Forest service. Library.
U.S. Nuclear Regulatory Commission.Division of Safeguards, Fuel Cycle, and Environmental Research.
U.S. Public Health Service.
U.S.Treasury dept. Cattle commission
Uber, Fred Murray,1905-
Uchiyama, S.
Uchupi, Elazar.
Ucker, Clement S.
Ucker, Clement S. [from old catalog]
Udall, Chas. E.,
Udden, Johan August,1859-1932
Udden, Johan August,1859-1932
Uebelacker, Joan M.
Uexküll, Jakob von,1864-1944
Ugarte, José Pérez.
Uhler, Philip R,1835-1913
Uhler, Philip R,1835-1913
Uhler, Philip R.1835-1913
Uildriks, F. J. van
Uldall, F. P.
Ule, Otto Eduard Vincenz,1820-1876
Ulicný, Josef.
Uline, Edwin Burton,1867-
Uljanin, Vasilli Nikolaevich,1840-1889
Ulloa, Antonio de,1716-1795
Ullyett, Henry.
Ulmer, Georg.
Ulrich, August
Ulrich, Edward Oscar,1857-1944
Ulrich, John Linck,1877-
Ultsch, Gordon Richard,1942-
UMass Extension.
Underhill, Benjamin Mott.
Underhill, Francis T.
Underhill, Frank P.1877-1932
Underhill, Frank Pell,1877-1932
Underhill, George F.
Undersea Science Symposium(198- :
Underwood, Cecilio F.
Underwood, Jay Gove,1873-
Underwood, Loring,d 19-0
Underwood, Lucien Marcus,1853-1907
Underwood, William Lyman,1864-1929
Underwood.
Unesco.
Unger, F.1800-1870
Unger, Franz Joseph Andreas Nicolas,1800-1870
Unger, Frederic William,1875-
Ungerer, Emil,1888-
Union catholique de Montréal.
Union entomologique.
Union Pacific Railroad Company.
Union Pacific Railroad Company.Passenger Dept.
Union Theological Seminary (New York, N.Y.)
Unione zoologica italiana.
United cavy breeders association, inc. [from old catalog]
United fruit company. [from old catalog]
United Nations Conference on Science and Technology for Development(197- :
United ornithologists of Maine.
United StatesAgricultural Research Service.
United StatesBureau of Animal Industry
United States Agricultural Society.
United States Cartridge Company.
United States cartridge company. [from old catalog]
United States Coast Survey
United States Entomological Commission
United States Entomological Commission.
United States exloring expedition.
United States Exploring Expedition(183--184
United States Fish Commission
United States Fish Commission.
United States Geographic Board
United States Geological Exploration of the Fortieth Parallel(186--188
United States Military Academy.Dept. of Tactics.
United States National Herbarium.
United States National Museum.
United States Naval Astronomical Expedition(184--185
United States Naval Astronomical Expedition, 1849-52.
United States Naval Observatory.
United States North Pacific Exploring Expedition(185--185
United States Railroad Administration.
United States.
United States.1892-
United States.57th Congress, 1st session, 1901-1902.
United States.59th Congress, 1st session, 1905-1906.
United States.60th Cong., 1st sess., 1907-1908.
United States.60th Congress, 1st session, 1907-1908.
United States.60th Congress, 2d session, 1908-1909.
United States.61st Congress, 2d session, 1909-1910.
United States.61st Congress, 2d session, 1910-1911.
United States.Adjutant-General's Office.
United States.Agricultural Adjustment Administration.
United States.Agricultural Marketing Service.
United States.Agricultural Research Service.
United States.Agricultural Society.
United States.Agriculture, Dept. of.
United States.Animal husbandry division. [from old catalog]
United States.Army.
United States.Billings District Office.
United States.Billings Field Office.
United States.Billings Resource Area.
United States.Biological Services Program.
United States.Board of Inquiry Concerning Epizootic Diseases among Swine.
United States.Bonneville Power Administration.
United States.Bureau of Agricultural Economics.
United States.Bureau of Animal Industry
United States.Bureau of Animal Industry.
United States.Bureau of animal industry. [from old catalog]
United States.Bureau of Biological Survey
United States.Bureau of Biological Survey.
United States.Bureau of Chemistry.
United States.Bureau of Commercial Fisheries.
United States.Bureau of Education.
United States.Bureau of Engraving and Printing,
United States.Bureau of Entomology
United States.Bureau of Entomology.
United States.Bureau of entomology. [from old catalog]
United States.Bureau of Fisheries
United States.Bureau of Fisheries.
United States.Bureau of fisheries. [from old catalog]
United States.Bureau of foreign and domestic commerce. [from old catalog]
United States.Bureau of Foreign Commerce (1854-1903)
United States.Bureau of foreign commerce, (1854-1903) [from old catalog]
United States.Bureau of Foreign Commerce.
United States.Bureau of Forestry.
United States.Bureau of Insular Affairs.
United States.Bureau of Land Management.
United States.Bureau of Manufactures.
United States.Bureau of Medicine and Surgery.
United States.Bureau of Plant Industry.
United States.Bureau of plant industry. [from old catalog]
United States.Bureau of Reclamation.
United States.Bureau of Soils.
United States.Bureau of soils. [from old catalog]
United States.Bureau of Sport Fisheries and Wildlife.
United States.Bureau of the Census.
United States.Bureau of the census. [from old catalog]
United States.Census Office.
United States.Chemical Information Division.
United States.Coast Guard.
United States.Commission on Fur-seal Investigation.
United States.Commission on Fur-seal Investigations.
United States.Commission on Marine Science, Engineering, and Resources.
United States.Commission to the Madrid exposition, 1892. [from old catalog]
United States.Committee on Agriculture and Forestry.
United States.Committee on Agriculture, Nutrition, and Forestry.
United States.Committee on Agriculture.
United States.Committee on Appropriations.
United States.Committee on Commerce, Science, and Transportation.
United States.Committee on Commerce.
United States.Committee on Conservation of National Resources. [from old catalog]
United States.Committee on Energy and Commerce.
United States.Committee on Environment and Public Works.
United States.Committee on Expenditures in Dept. of Commerce.
United States.Committee on Expenditures in the Department of Commerce and Labor.
United States.Committee on Expenditures in the Department of Commerce.
United States.Committee on Finance.
United States.Committee on Foreign Affairs.
United States.Committee on Foreign Relations.
United States.Committee on Forest Reservations and the Protection of Game.
United States.Committee on Government Operations.
United States.Committee on Governmental Affairs.
United States.Committee on Indian Affairs (1993- )
United States.Committee on Insular Affairs.
United States.Committee on International Relations.
United States.Committee on Interstate and Foreign Commerce.
United States.Committee on Irrigation of Arid Lands.
United States.Committee on Merchant Marine and Fisheries.
United States.Committee on National Security.
United States.Committee on Natural Resources.
United States.Committee on Public Lands.
United States.Committee on Rare and Endangered Wildlife Species.
United States.Committee on Resources.
United States.Committee on Science and Astronautics.
United States.Committee on Science and Technology.
United States.Committee on Science.
United States.Committee on Small Business.
United States.Committee on the Public Lands.
United States.Committee on the Territories.
United States.Committee on Un-American Activities.
United States.Congress1878-1879
United States.Congress1896-
United States.Congress1908-1909
United States.Congress.
United States.Congress.Senate.Committee on Agriculture
United States.Country Life Commission.
United States.Data Management and Statistics Division.
United States.Delegation to the Intergovernmental Oceanographic Commission.
United States. Department of Agriculture.
United States.Dept. of Agriculture
United States.Dept. of Agriculture.
United States.Dept. of Commerce and Labor.
United States.Dept. of Energy.
United States.Dept. of Health, Education, and Welfare.
United States.Dept. of State.
United States.Dept. of the Interior
United States.Dept. of the Interior.
United States.Dept. of the Treasury
United States.Dept. of the Treasury.
United States.Division of Agrostology.
United States.Division of Botany.
United States.Division of Economic Ornithology and Mammalogy.
United States.Division of Entomology.
United States.Division of Forestry.
United States.Division of Infectious Diseases and Laboratories.
United States.Division of planning and statistics.
United States.Division of Pomology.
United States.Division of Vegetable Pathology.
United States.Division of Vegetable Physiology and Pathology.
United States.Environmental Data and Information Service.
United States.Environmental Data Service.
United States.Environmental Protection Agency.
United States.Farm Security Administration.
United States.Federal Committee on Pest Control.
United States.Federal Extension Service.
United States.Federal Water Pollution Control Administration.
United States.Fisheries Statistics & Economics Division.
United States.Fisheries Statistics Division.
United States.Forest Service
United States.Forest Service.
United States.Forest service. [from old catalog]
United States.General Accounting Office.
United States.General Land Office
United States.General Land Office.
United States.General land office. [from old catalog]
United States.General Staff.
United States.Geological Survey.
United States.Government Accountability Office.
United States.Hazardous Site Control Division.
United States.Hydrographic Office.
United States.Industrial Commission. [from old catalog]
United States.Land Planning Committee.
United States.Legation.
United States.Marine Mammal Commission.
United States.Military Commission to Europe.
United States.Minerals Management Service.
United States.Mounted Service School, Fort Riley, Kan.
United States.National Advisory Committee on Oceans and Atmosphere.
United States.National Aeronautics and Space Administration.
United States.National Biological Service.
United States.National Environmental Satellite Service.
United States.National Environmental Satellite, Data, and Information Service.
United States.National Institute for General Medical Sciences.
United States.National Marine Fisheries Service.
United States.National Ocean Pollution Program Office.
United States.National Ocean Service.
United States.National Oceanic and Atmospheric Administration.
United States.National Park Service
United States.National Park Service.
United States.National resources committee.
United States.National resources planning board.
United States.Naval Medical Research Unit No. 3.
United States.Naval Oceanographic Office.
United States.Navy Department.
United States.Navy Dept.
United States.Ocean Assessments Division.
United States.Office of Education
United States.Office of Education.
United States.Office of Endangered Species and International Activities.
United States.Office of Experiment Stations.
United States.Office of Explorations and Surveys.
United States.Office of Farm Management and Farm Economics.
United States.Office of Marine Pollution Assessment.
United States.Office of Naval Intelligence.
United States.Office of Naval Research.
United States.Office of Ocean and Coastal Resource Management.
United States.Office of Scientific Research and Development.
United States.Office of the Oceanographer of the Navy.
United States.Office of Water Policy.
United States.Patent Office.
United States.President (1857-1861 : Buchanan)
United States.President (1909-1913 : Taft)
United States.President.
United States.Provost Marshal General's Bureau.
United States.Public Health and Marine Hospital Service.
United States.Public Health Service.
United States.Railroad Administration.
United States.Revenue cutter service. [from old catalog]
United States.Revenue-Cutter Service.
United States.Rural Electrification Administration.
United States.School of Application for Cavalry and Field Artillery, Fort Riley, Kansas.
United States.Section of Vegetable Pathology.
United States.Social Security Administration.
United States.Soil Conservation Service
United States.Soil Conservation Service.
United States.Special Agents Division.
United States.Superintendent of Documents.
United States.Task Force on Women, Minorities, and the Handicapped in Science and Technology.
United States.Topographical Bureau.
United States.War Dept
United States.War Dept.
United States.Weather Bureau.
United States.Work Projects Administration (Calif.)
United States.Work Projects Administration.
United States.Work Projects Administrations (Fla.)
Universal Portland cement co. [from old catalog]
Universidad Central del Ecuador.
Universidad Complutense de Madrid.Laboratorio de Investigaciones Biológicas
Universidad de La Habana.Facultad de Letras y Ciencias.
Universidad Nacional de "San Antonio Abad" del Cusco.
Universidad Nacional de San Agustín.
Universidade de Coimbra.Instituto Botânico.
Università degli studi di Roma "La Sapienza".Dipartimento di biologia vegetale.
Università di Firenze.
Università di Firenze.Facoltà di scienze matematiche, fisiche e naturali.
Università di Napoli.Museo Zoologico.
Università di Pavia.Istituto botanico.
Università di Pavia.Laboratorio crittogamico.
Università di Torino.Musei di zoologia ed anatomia comparata.
Università Toscane.
Universitas Dorpatensis.
Universität Basel.
Universität Bonn.Philosophische Fakultät.
Universität Kiel.
Universität München.Institut fur Systematische Botanik.
Universität Tübingen.Botanisches Institut.
Universität Wien.
Universität Wien.Zoologisches Institut.
Universität Zürich.Botanisches Museum.
Université de Genève.
Université de Liège
Université de Liège.Institut de botanique.
Université de Paris.Laboratoire d'evolution des êtres organisés.
Université de Paris.Nouvelle faculté de médecine.
Université Laval.
Université libre de Bruxelles.Institut botanique.
University College, London.Biometric Laboratory.
University of Aberdeen.Anatomical and Anthropological Society
University of Aberdeen.Cruickshank Science library
University of Alaska (College).Geophysical Institute.
University of Alaska, Fairbanks.Geophysical Institute.
University of Arizona.Agricultural Experiment Station.
University of California (1868-1952)
University of California (1868-1952).Alumni Association.
University of California (1868-1952).College of Agriculture.
University of California (System)
University of California (System).Regents.
University of California Agricultural Extension Service.
University of California, Berkeley
University of California, Berkeley.
University of California, Berkeley.Museum of Vertebrate Zoology.
University of California.
University of Cambridge.
University of Cambridge.Museum of Zoology.
University of Cambridge.Sedwick Museum
University of Cambridge.University Museum of Zoology.
University of Chicago.
University of Chicago.Biochemical Laboratory.
University of Colorado (Boulder campus.
University of Edinburgh.Anatomical Museum.
University of Florida.Agricultural college, experiment station and extension service.
University of Georgia.Marine Institute.
University of Illinois (Urbana-Champaign campus)
University of Illinois (Urbana-Champaign campus).Agricultural Experiment Station.
University of Illinois (Urbana-Champaign campus).College of Agriculture.
University of Illinois (Urbana-Champaign campus).Cooperative Extension Service.
University of Illinois (Urbana-Champaign campus).Dept. of Agricultural Economics.
University of Illinois (Urbana-Champaign campus).Extension Service in Agriculture and Home Economics.
University of Illinois (Urbana-Champaign campus).Water Resources Center.
University of Illinois at Urbana-Champaign.
University of Illinois at Urbana-Champaign.Agricultural Experiment Station.
University of Illinois at Urbana-Champaign.Cooperative Extension Service in Agriculture and Home Economics.
University of Illinois at Urbana-Champaign.Dept. of Landscape Architecture.
University of Iowa
University of Iowa.
University of Kansas.
University of Kansas.Experimental Station.
University of Kansas.Museum of Natural History.
University of Kansas.Natural History Museum.
University of Kansas.School of Education.
University of Kansas.School of Medicine.
University of Kentucky.
University of Liverpool.Dept. of Oceanography.
University of Liverpool.Lancashire Sea-Fisheries Laboratory.
University of Liverpool.Marine Biological Station
University of Liverpool.Marine Biology Committee.
University of London.Institute of Historical Research.
University of MaineForestry Department.
University of Maine.Forestry Dept.
University of Manchester.
University of Massachusetts (Amherst campus)
University of Massachusetts (Amherst Campus).Dept. of Geology and Mineralogy.
University of Massachusetts (System).Center for Marine Science and Technology.
University of Massachusetts at Amherst.Cooperative Extension Service.
University of Massachusetts at Amherst.Dept. of Plant and Soil Sciences.
University of Melbourne.
University of Miami.Institute of Marine Science.
University of Miami.Marine Laboratory.
University of Michigan.Mollusk Division.
University of Michigan.Museum of Zoology.
University of Michigan.University Herbarium.
University of Michigan.University Museum.
University of Minnesota.
University of Minnesota.Agricultural Experiment Station
University of Minnesota.Agricultural Experiment Station.
University of Minnesota.State Experiment Station.
University of Missouri.
University of Montana (Missoula)
University of Montana (Missoula).
University of Montana.
University of Montana--Missoula.Division of Biological Sciences.
University of Nebraska (Lincoln campus)
University of Nebraska (Lincoln campus).Dept. of Zoology.
University of Nebraska.Botanical Seminar.
University of Newcastle upon Tyne.
University of North Carolina (1793-1962)
University of North Carolina (1793-1962).
University of North Carolina at Chapel Hill.
University of North Carolina at Chapel Hill.Institute of Government.
University of Oxford.
University of Oxford.Institute of Agricultural Economics
University of Oxford.University Museum
University of Oxford.University Museum.
University of Pennsylvania.
University of Pennsylvania.Botanical Laboratory.
University of Pennsylvania.Physiological Laboratory.
University of Puerto Rico (System).Programa Sea Grant.
University of St. Andrews.
University of Texas at Austin.Plant Resources Center.
University of Texas at Dallas.
University of Texas.Division of Economic Geology.
University of the State of New York
University of the State of New York.
University of the State of New York.Board of Regents.
University of Toronto.Dept. of Biology
University of Vermont.Botany Dept.
University of Wisconsin.
University of Wisconsin.College of Agriculture
Uniwersytet Wrocławski.Muzeum Zoologiczne.
Untermann, Ernest.
Unwin, Arthur Harold
Unwin, Arthur Harold.
Unzer, Johann August,1727-1799
Unzicker, John D.,
Upchurch Collection (North Carolina State University)
Upham, Warren,1850-1934
Upham, William Kennedy.
Uppsala universitet
Uppsala universitet.
Uppsala universitet.Herbarium
Uppsala universitetsbibliotek
Upton, H. E.
Upton, Harry Endicott,1890-
Upton, Rebecca A.
Upton, Roger D.
Ural'skoe obshchestvo liubitele estestvoznaniia, Sverdlovsk, Russia.Muze
Urban, Abram Linwood.
Urban, F. M.
Urban, Ignaz,1848-
Ure, Andrew,1778-1857
Urian, K. W.
Urquhart, Alexander.
USA.National Institute for the Promotion of Science.
USA-USSR Symposium on the Effects of Pollutants Upon Aquatic Ecosystems1976-:
Ussher, R. D.
Usteri, Paulus,1768-1831
Utter, Delbert. [from old catalog]
Utterback, William I.
Utzurrum, Ruth C. B.
Uvarov, Boris Petrovich,1888-
Uzel, Jindrich,1868-
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