Jamaica

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

Russia

National Library of Russia. Provides access to catalogs, indexes, electronic delivery service, information about services, publications, and activities of the library. Located in Saint Petersburg.
http://www.nlr.ru/eng/index.html

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/

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/

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/

National Library of India

Located in Kolkata, the library is designated to collect, disseminate and preserve the printed material produced in the country.
http://www.nlindia.org

Belarus

National Library of Belarus. More than 7.3 million items in over 50 languages and dating from 1715. Official depository of the Republic of Belarus, the United Nations (with an emphasis on UNESCO materials) and the former Soviet Union.
http://natlib.org.by