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| | Reference Links Acronym Finder Dictionary of acronyms, abbreviations and initialisms. Also, search US and Canadian postal codes. Merriam-Webster Online Search Dictionary, Thesaurus, Medical, Spanish-English Encyclopedia.com "The Internet's premiere free encyclopedia, provides users with more than 57,000 frequently updated articles from the Columbia Encyclopedia, Sixth Edition." infoplease "All the knowledge you need." Information Please has been providing authoritative answers to all kinds of factual questions since 1938—first as a popular radio quiz show, then starting in 1947 as an annual almanac, and since 1998 on the Internet. LibrarySpot "LibrarySpot is a free virtual reference center that simplifies the search for the best resources online, including libraries, high-utility reference tools, periodicals, library industry information and more. From the site, quickly and easily find libraries by type, acronyms, current events, dictionaries, encyclopedias, maps, public records, quotations, statistics, thesauri, books, magazines, newspapers, headlines, speeches, library associations, conferences and more." Virtual Reference Shelf Selected Web Resources compiled by the Library of Congress |