Here is the collection of general reference resource links.

Answers
Find answers and questions of numerous topics at Answers.com.

Enyclopaedia Britannica
The searchable online version of Enyclopaedia Britannica.

Expert Resources
A collection of links to online experts resources and services.

HowStuffWorks.com
As the name implies, this website provides general information about how a variety of everyday things work, from car engines to toilets.

Infoplease
Infoplease provides historical facts, atlas, encyclopedia, dictionary, thesaurus and more.

iTools
Quickly find the online research tool you need. iTools finds and shares the best tools to get whatever you want done.

Jump Start Your Online Research
This article will lead you to some of the major starting points to begin researching, as well as some of the best places to find discussion and interactivity on your subject.

Library of Congress
The Library's mission is to make its resources available and useful to the Congress and the American people and to sustain and preserve a universal collection of knowledge and creativity for future generations.

My Virtual Reference Desk
Offers links to a variety of electronic references; this site lets you access an online calculator, the current time from the U.S. Naval Observatory Master Clock, encyclopedias, almanacs, atlases, maps, dictionaries, libraries, postal codes and more.

National Archives and Records Administration
This federal agency provides records to federal records. The website includes records, databases, family history/genealogy research, Federal laws, regulations, notices, exhibits and much more.

Navigator -- The New York Times on the Web
A highly selective list of valuable Web resources provided by the New York Times. The list has been archived.

PBS Online
PBS Online provides in-depth websites on numerous historical, scientific and socioligical topics.

Reference.com
A general reference resource from Ask Media with informative articles for a variety of topics.

Search.com
Allows you to search different online databases including databases for colleges, recipes, words, news stories, jobs, medical news, software and many others.

The Internet Sleuth
The Internet Sleuth also allows you to query multiple databases at one time and use speciality search engines for different subjects.

Third Age
ThirdAge.com is a seniors resource with information about living well, health, food, fitness and more.

United States Postal Service
Well-designed site with lots of information, including a zip code search.

USA.gov
A guide to U.S. government websites with databases and document searches.

Writers Write: Writing Resources
A large collection of over 500 writing-related resources.

WWW Virtual Library
Contains collections of links pages on a wide variety of topics.