Llyfr 13,985 Trafodyn Cynhadledd 1,400 Dogfen y Llywodraeth 1,344 Cyfresol 745 Cylchgrawn 530 Electronig 474 Traethawd Ymchwil 276 Anhysbys 137 Map 56 Pennod Llyfr 51 Llawysgrif 10 Deunydd Cyfeirio 6 Llun 4 Sain 2 Erthygl 1 Cit 1 Papur Newydd 1 Gweld pob un ...

G - Daearyddiaeth, Anthropoleg, Hamdden 15,593

Massachusetts Institute of Technology Sea Grant College Program 328 United States National Oceanic and Atmospheric Administration 236 Woods Hole Oceanographic Institution 217 Culture Class Collection (University of Pennsylvania) 200 German Culture Class Collection (University of Pennsylvania) 200 United States Office of Naval Research 163 United Nations Environment Programme Mediterranean Action Plan 162 Universität Helmstedt 155 Intergovernmental Oceanographic Commission 151 U.S. Coast and Geodetic Survey 150 United Nations Environment Programme 146 ebrary, Inc 128 Unesco 121 Geological Survey (U.S.) 120 Scripps Institution of Oceanography 111 ProQuest (Firm) 107 Chesapeake Bay Institute 99 International Council for the Exploration of the Sea 97 SpringerLink (Online service) 91 Food and Agriculture Organization of the United Nations 89 Schnorr, Paul Dietrich, -1754 or 1755 81 National Oceanographic Data Center (U.S.) 78 Goddard Space Flight Center 67 National Science Foundation (U.S.) 62 Society of Photo-optical Instrumentation Engineers 62 Massachusetts Institute of Technology Sea Grant Program 60 Marine Technology Society 57 World Health Organization 55 United States Hydrographic Office 54 Oceanic Engineering Society (U.S.) 51 Gweld pob un ...

English 12,453 French 1,061 Russian 615 German 556 Indonesian 341 Chinese 333 Spanish 250 Latin 215 Japanese 191 Italian 74 Korean 69 Portuguese 50 Vietnamese 45 Arabic 28 Dutch 28 Multiple 25 Thai 23 Turkish 22 Polish 19 Norwegian 16 Danish 15 Undetermined 14 Finnish 13 Swedish 13 Malay 12 Croatian 5 Hebrew 5 Tamil 5 Afrikaans 4 Bulgarian 4 Gweld pob un ...

Congresses 1,568 Conference papers and proceedings 1,152 Periodicals 849 Electronic books 796 Technical reports 620 History 271 Observations 267 Catalogs 230 Early works to 1800 223 Maps 173 Bibliography 159 Biography 129 Charts, diagrams, etc 124 Bibliographies 109 Juvenile literature 96 Directories 93 Biographies 88 Dictionaries 87 Statistics 85 Electronic journals 78 Popular works 75 Reports 70 Exhibitions 69 Pictorial works 62 Handbooks, manuals, etc 61 Databases 60 Périodiques 50 Academic theses 47 Booksellers' catalogs 46 Tables 46 Gweld pob un ...

2004 105 1749-1832 70 Early works to 1800 54 20th century 48 17th century 46 1806-1873 33 21st century 32 1910-1997 31 Holocene 25 1900-1999 24 2010 22 Quaternary 22 19th century 16 From 10 thousand years ago 14 From 2 million years ago 14 18th century 11 Cenozoic 11 1848-1922 8 1947- 8 2000-2099 8 Pleistocene 7 1856-1940 6 1897-1983 6 1903- 6 1945- 6 Civil War, 1861-1865 6 2000 - 2099 5 Cretaceous 5 From 10 thousand to 2 million years ago 5 Mesozoic 5 Gweld pob un ...

United States 898 Pacific Ocean 553 Atlantic Ocean 508 Indonesia 386 Indian Ocean 306 Mediterranean Sea 280 China 215 Mexico, Gulf of 208 North Atlantic Ocean 184 California 173 Arctic Ocean 140 Antarctica 125 Massachusetts 115 North Pacific Ocean 111 Japan 109 Germany 107 France 105 Gulf Stream 103 El Niño Current 102 Chesapeake Bay (Md. and Va.) 95 Mediterranean Region 95 Alaska 94 El Niño Current 94 North Sea 92 North Carolina 90 Baltic Sea 85 Antarctic Ocean 80 Canada 79 Gulf of Mexico 75 Atlantic Coast 73 Gweld pob un ...