Library References
Atlases/Maps, Gazetteers, and Other Geographic References
These resources are included in my Maps and Interactive Geography Tools page on this site.
Dictionaries
- American Heritage Dictionary of the English Language
- Cambridge Dictionary of American English
- Dictionary.com
- OneLook Dictionaries ("The Faster Finder")
- Multilingual Dictionary (from Reference.com)
Encyclopedias
- Columbia Encyclopedia, 6th edition
- Encyclopedia of World History, 6th edition
- Encyclopedia.com
- Encyclopedia Britannica, 1911 edition
- Wikipedia
Other Reference Works
- Acronym Finder
- Bartlett's Familiar Quotations
- Chemicool Periodic Table
- Columbia World of Quotations
- Respectfully Quoted: A Dictionary of Quotations Requested from the Congressional Research Service
- Roget's International Thesaurus of English Words and Phrases
- Roget's II: The New Thesaurus, 3rd edition
- Simpson's Contemporary Quotations
- Time Zone Map (form WorldTimeZone.com)
- ZIP Code Lookup (from the U.S. Postal Service)
Reference Collections
- Internet Public Library: Ready Reference
- iTools Reference Tools
- Michigan Electronic Library's Reference Desk)
- RefDesk.com
Bookstores
Primarily New Books
Primarily Used Books
Online Books
- Bartleby.com (including online access to some major current reference works as well as classic literature)
- Project Gutenberg (tens of thousands of free electronic books, many of them classics that are beyond copyright coverage)
- University of Pennsylvania's Online Books Page
Travel
General Travel Resources
- Lonely Planet Travel Guides
- Orbitz (trip planning and flight/hotel/rental car reservations)
- U.S. State Department Travel Guide (advice for U.S. citizens traveling abroad, including warnings about unsafe destinations)
- Travelocity (trip planning and flight/hotel/rental car reservations)
- Virtual Tourist Travel Guides
- World Travel Guide
Currency Converters
Foreign Languages
- BBC's Languages site (see especially QuickFix - essential phrases in 36 languages)
- DigiHitch's Useful Phrases for Hitchhikers
- Fodor's Living Languages (useful phrases in French, German, Italian, and Spanish)
- I Love Languages (foreign language resources)
- Omniglot's Translations of Useful Phrases in Many Languages
- TravLang: Foreign Languages for Travelers
Major Carriers
Other References
- Calculators and Unit Conversions:
- Car Prices and Information:
- Health and Medical References:
- Mailing and Shipping:
- U.S. Naval Observatory Master Clock
http://www.paulhensel.org/ref.html
Last updated: 30 July 2018
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Paul R. Hensel. All rights reserved.
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