Jamaica  
   National Library of Jamaica.
   http://www.nlj.org.jm/

Australia  
   National Library of Australia.
   http://www.nla.gov.au/

United Kingdom: National Library of Scotland  
   A complete list of Library catalogs and indexes, current exhibitions and a digital library.
   http://www.nls.uk/

United Kingdom: National Library of Wales  
   (Llyfrgell Genedlaethol Cymru) - Books, maps, manuscripts, archives, bibliography, pictures, and photographs dealing with Welch history and culture.
   http://www.llgc.org.uk/

Belgium  
   Royal Library Albert.
   http://opac.kbr.be/

Poland  
   National Library of Poland.
   http://www.bn.org.pl/

Denmark  
   The Royal Library at Copenhagen. Information, services, and catalog.
   http://www.kb.dk/index-en.htm

Estonia  
   National Library of Estonia
   http://www.nlib.ee/

Malaysia  
   National Library of Malaysia.
   http://www.pnm.my/

China  
   National Library of China. Information and services.
   http://www.nlc.gov.cn/english.htm

New Zealand  
   National Library of New Zealand. Services, collections, and exhibits. Also available in Maori.
   http://www.natlib.govt.nz/

United States - National Agricultural Library  
   Part of the United States Department of Agriculture's Agricultural Research Service, the NAL serves as the nation's chief information resource for agricultural information.
   http://www.nal.usda.gov/

Germany  
   German National Library. National bibliographic information center for the Federal Republic of Germany, responsible for the collection, processing and bibliographic indexing of all German and German-language publications issued since 1913.
   http://www.ddb.de/index_e.htm

Spain  
   Biblioteca Nacional.
   http://www.bne.es/ingles/index.htm

France  
   Bibliothèque nationale de France. Collections and virtual exhibitions.
   http://www.bnf.fr/site_bnf_eng/index.html

Sweden  
   The Royal Library.
   http://www.kb.se/ENG/kbstart.htm

Netherlands  
   National Library of the Netherlands.
   http://www.kb.nl/index-en.html

Turkey  
   Turkish National Library. Information and catalog.
   http://www.mkutup.gov.tr/index-eng.html

Macedonia  
   National and University Library.
   http://www.nubsk.edu.mk/EngNUB1.htm

Singapore  
   National Library Board Singapore.
   http://www.nlb.gov.sg/

Taiwan  
   National Central Library.
   http://www.ncl.edu.tw/english/english.htm

Lithuania  
   National Library of Lithuania.
   http://www.lnb.lt/

Belarus  
   National Library of Belarus. Located in Minisk, Republic of Belarus. Founded in 1922, the present name was adopted in 1992. Collections include more than 7,300,000 items in more than 50 languages and date from 1715. Official depository of the Republic of
   http://kolas.bas-net.by/bla/nb.htm

Iceland  
   National and University Library of Iceland.
   http://www.bok.hi.is/english/third.htm

United States: National Library of Medicine  
   Sponsored by the National Institutes of Health; offers access to consumer, patient, and physician information, including Medline.
   http://www.nlm.nih.gov/

South Africa  
   National Library of South Africa.
   http://www.nlsa.ac.za/

Iran  
   National Library of Iran.
   http://www.nli.ir/

Ukraine  
   The Vernadsky National Library of Ukraine.
   http://www.nbuv.gov.ua/

United Kingdom: The British Library  
   Official depository of the United Kingdom and one the largest research institutions in the world. Maintains extensive collections of primary and secondary resource materials dealing with most areas of intellectual inquiry.
   http://www.bl.uk/

Finland  
   Helsinki University Library, the National Library of Finland.
   http://www.lib.helsinki.fi/english/

Russia  
   The Russian State Library, located in Moscow, containing more than 40 million items. Collections, resources, news, research, administration and staff.
   http://www.rsl.ru/defengl.asp

Ireland  
   National Library of Ireland. Services and collections.
   http://www.nli.ie/

Israel  
   Jewish National and University Library.
   http://jnul.huji.ac.il/

Austria  
   Österreichische Nationalbibliothek.
   http://www.onb.ac.at/index_eng.htm

Italy  
   Biblioteca nazionale centrale di Roma.
   http://www.bncrm.librari.beniculturali.it/eng/home.htm

Slovenia  
   Narodna in univerzitetna knjižnica.
   http://www.nuk.uni-lj.si/vstop.cgi?jezik=eng

Vatican City  
   Biblioteca Apostolica Vaticana.
   http://www.vatican.va/library_archives/vat_library/index.htm

United States Library of Congress  
   Catalog, information, and many online exhibits.
   http://www.loc.gov/

Sri Lanka  
   National Library and Documentation Services Board information and catalog.
   http://www.natlib.lk/

Egypt  
   National Agricultural Library. Catalog, services, and collection information.
   http://nile.enal.sci.eg/

Argentina  
   National Library of Argentina.
   http://www.bibnal.edu.ar/

Japan  
   National Diet Library.
   http://www.ndl.go.jp/en/

Hungary  
   National Szechenyi Library.
   http://www.oszk.hu/index_en.htm

Malta  
   National Library information and collections.
   http://www.libraries-archives.gov.mt/nlm/index.htm

Korea  
   The National Library of Korea.
   http://www.nl.go.kr/nlen/index.htm

German National Library of Medicine - Cologne  
   The principal specialized library for medicine in the Federal Republic of Germany.
   http://www.zbmed.de/indexengl.html

Lithuanian Research Library Consortium  
   Promotes activities on the implementation of innovative projects in the libraries, subscription to electronic databases for Consortium members and other libraries in Lithuania.
   http://www.lmba.lt/

Czech Republic  
   Czech Republic National Library. The largest and one of the oldest public libraries in the country, its collections number some six million items dating from the eleventh century, and include part of the personal library of Tycho de Brahe and the Mozartia
   http://www.nkp.cz/_en/index.php3

Library and Archives Canada  
   Information on the National Library of Canada including services and collections.
   http://www.collectionscanada.ca/

Switzerland  
   Swiss National Library. An extensive collection of some 3.5 million items dating from the 17th century.
   http://www.snl.admin.ch/e/aktuell/