Agriculture

AGRICOLA - the National Agricultural Library's citation database
Core Historical Literature of Agriculture - scholarly collection of agricultural texts from the early 19th century to late 20th century

Arts

Smithsonian Archives of American Art - digital access to vast primary source materials

Daily Times - Salisbury's local newspaper and portal to Delmarva's Weekly newspapers
Council on Foreign Relations - nonpartisan, independent resource for current events, viewable by topic or region

College Answer - scholarship database & information
ERIC - sponsored by the Institute of Education Sciences, US Department of Education
GRE Website - information about the test as well as services such as financial aid

Geography

American Museum of Natural History Library - digital archive of the museum's scientific publications
Making of America (MOA) - digital library of primary sources in American social history from the antebellum period through reconstruction
Early Canadiana Online - digital library of Canada's printed heritage, from the time of the first European settlers up to the early 20th century
American Memory - historical collections by the Library of Congress
Smithsonian Archives of American Art - digital access to vast primary source materials

Library of American Civilization - full-text collection of 19th century American works
Poets.org: from the Academy of American Poets - Poetry, Poems, Bios & more...
Project Gutenberg - full-text online literary works
MAPS - an online companion to the Anthology of Modern American Poetry

Reference

Amazon.com
Bartleby.com - good general reference source: definitions, quotations, biography, history, anatomy, bible, world facts, etc.
Country Studies / Area Handbook
CUFTS - searchable database for checking if and where a journal is available in electronic full-text online
How Stuff Works
INFOMINE - "Scholarly Internet Resource Collections" from the University of California - Riverside
Internet Public Library - IPL
Infoplease
JAKE - searchable database for checking if and where a journal is available in electronic full-text online NOTE: JAKE is no longer maintained. See: CUFTS
Lii.org : Librarian's Internet Index - searchable database of high-quality websites selected by a team of librarians
Lii.org : Ready Reference & Quick Facts collection
Martindale's "The Reference Desk"
Nobel Foundation
Onelook Dictionaries
Research Strategies - help with writing a research paper from a Trinity Western University librarian
SAILOR - Maryland's online public network
Stanford Encyclopedia of Philosophy
Stateline - independent publisher of state-level issues; covers all states and updated every weekday
University System of Maryland Libraries - USMAI - University System of Maryland and Affiliated Institutions library consortium
US Newspaper Links
Virtual Reference Shelf - selected online resources compiled by the Library of Congress

Information for Practice - resource for social care/social service/social welfare/social work
SWAN - Social Work Action Network

FedStats - gateway to statistics from over 100 U.S. Federal agencies
OFFSTATS: Official Statistics on the Web - this site offers an invaluable, centralized collection of links to free, official statistics resources
Statistical Sources - US Government statistical sources through Vanderbilt University