Large repository of U. S. history documents:

• U. S. Historic Docs Page
• Library of Congress

• Western European historical documents and
• Medieval History
at Brigham Young University.

NEWSPAPERS

• Editor and Publisher (E&P) Directory of Online Newspapers (search by newspaper title).
• News Index (search by keywords)
  • Honolulu Star Bulletin
  • Maui News

Two excellent "BIG GUN" SITES (besides the grandaddy Library of Congress)that cater to k-12 educators:

• ASKERIC
• NASA