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Sites which contain the word back

Air & Space Home Page
Astronomy Now On-Line
The Bayeux Tapestry
Breakthrough: The Changing Face of Science in America
Bulletin of the American Mathematical Society
Children's Literature Web Guide
Ciudad Futura
The Concord Review
CSICOP
Deciphering Old Handwriting
Discover Magazine
Duckdata
Earth and Sky Online
Federal Emergency Management Agency (FEMA)
Frontiers
GlobaLearn
Good Quotations by Famous People
Inside China Today
Letters Magazine
Libération
Maison & Travaux
The Maritime History Virtual Archives
Mathematics Problem-Solving Task Centres
Mathematics Problems
Newsport
Physics of Everyday Life
Quantum Magazine Home Page
The Quarterly Black Review
Revue de la presse française
Rhetoric and Electronic Arts Site
Rocky Mountain Institute Newsletter
Russia Today
Science Online
Sky & Telescope
St. Petersburg Times
USA Today
Virtual Renaissance: A Journey Through Time
zeen
The Zuzu's Petals Literary Resource Homepage