Links on Indexes and Encyclopedias

Subject Classification of Web Documents

• Yahoo: hierarchically organized subjects with search possibilities
• WWW virtual library: edited catalog of WWW info classified according to subject
• EINet Galaxy: hierarchically organized subjects with search possibilities
• the BUBL subject tree (based on library classification codes) from the BUBL information services
• the Globewide Network Academy wants to become a full university operating over the Internet, and already proposes a searchable Meta-Library of knowledge available over the Internet

Dictionaries and Encyclopedias

• One Look Dictionaries: search through some 50 web dictionaries at once, a most useful service!
• Merriam-Webster Dictionary
• Hypertext interface into Webster's Dictionary
• Hypertext interface into the Hackers' Dictionary
• Combined Technical and English Dictionaries at CERN
• Extensive Dictionary of Computing terms
• Dictionary of Cell Biology
• Glossary of Mathematical Programming
• an extensive list of on-line dictionaries (mostly translating, also more general)
• WordNet is a lexical reference system containing some 100,000 English words, organized as a semantic network, with link types (including synonym, antonym, ISA, and HAS_PART) between words
• Encyclopedia Britannica Online (pay service)
• Encarta Online: search in an abridged version of Microsoft's encyclopedia
• a free electronic version of the Concise Columbia Encyclopedia (3rd ed.)
• The Interpedia project wants to build an encyclopedia distributed over the Internet (newsgroup comp.infosystems.interpedia); (seems defunct)
• Global Encyclopedia, another volunteer attempt (seems defunct)
• (Spider's Web) References
• Net Guide Reference Shelf, with links to all kinds of lists, dictionaries, calendars, etc.
• Usenet FAQs
• Acronym search: find what all those abbreviations stand for

Keyword Search Engines

• Lycos: extensive catalog
• Infoseek: other extensive catalog
• Alta Vista: other extensive catalog
• Hotbot: extensive catalog
• Open Text
• Dogpile: search with different search engines at once
• MetaCrawler: search with different search engines at once
• Four11: Internet White Pages (find email addresses)
• Netfind Search: finding E-mail Addresses
• CUSI: a single form to search a large number of different WWW search engines,
• CUI collection of WebSearch Engines Veronica: search Gopherspace
• Global Network Academy MetaLibrary
• JumpStation Search Page
• Search Engines on Internet
• Metasearch: a Lycos search to find more searchable indices

Search Mailing Lists and Newsgroups

• Stanford Netnews Filtering Service: subscribe to a personalized selection of newsgroup messages
• DejaNews: and Reference.Com: search all newsgroup messages
• Directory of Scholarly Electronic Conferences: searchable list of mailing lists
• Liszt: Search e-Mail Discussion Groups

Searchable Catalogs of Bookshops

• Amazon Book: very large catalog
• Internet BookShop (UK): very large catalog
• Barnes and Noble: very large catalog
• Book Stacks-Search
• Blackwell's Bookshop, Oxford
• Powell's Books: very large catalog, with specialty store in the area of science & technology
• Moe's books: specialised in out of print or old books
• Oxford Books, Atlanta
• Computer Literacy Bookshop
• Search intertain.com bookstore
• Pages de France / recherche: for French books
• List of Web Bookshops

Other Literature Search

• CARL UnCover: search a database containing millions of published papers in thousands of academic journals covering all disciplines. Selected papers can be faxed to you for a fee.
• HYTELNET Libraries: telnet connections to all library catalogs on the Internet