• Library of Congress Microfilm Index
lcweb.loc.gov/rr/news/oltitles.html
Links to dozens of period newspapers for more than three centuries of indexed announcements, death notices, photographs and other news items.

• Library and Archives Canada
www.collectionscanada.gc.ca/newspapers-at-lac/index-e.html
More than 200,000 reels of newspapers on microfilm.

• American Newspaper Repository
library.duke.edu/specialcollections/
Nonprofit group founded by Nicholson Baker, author of the new book Double Fold: Libraries and the Assault on Paper (Random House). Now part of Duke University's collection.

• US News Archives on the Web
www.ibiblio.org/slanews/internet/archives.html
Links to recent newspaper archives online.

• Newspaper Abstracts
www.newspaperabstracts.com
A searchable archive of newspapers published in 1923 or earlier.

• GenealogyBank
www.genealogybank.com
Subscription site with large historical newspaper collection.

• The Olden Times
theoldentimes.com
Scanned collection of 18th-, 19th- and early 20th-century US newspapers.

• Immigration History Research Center
ihrc.umn.edu/research/
Extensive collection of ethnic newspapers. Also call (612) 627-4208 or write to 826 Berry St., St. Paul, MN 55114.