ProQuest historical newspapers Available through Cornell or a local public library
Full-text and full-image articles for newspapers. Ongoing project. The New York Times, 1851-2001 -- The Wall Street Journal, 1889-1987 -- The Washington Post, 1877-1988.
Access Newspaper Archive Available through Cornell or a local public library
Contains tens of millions of searchable newspaper pages, dating as far back as the 1700s. Especially good for regional newspapers.
Library of Congress digitization project of regional newspapers. Deepest coverage is late 19th century and early 20th century.
Early American newspapers, 1690-1876 Available through Cornell or a local public library
Full text. Concentrating primarily on those papers that began publication before 1820.
Google News Archive
Selected archive of full-page newspaper images.
Historical newspapers online Available through Cornell or a local public library
Indexes only. Palmer's index to The Times [London], the Official index to The [London] Times.
Note: Resources marked with are restricted to subscribers, either through Cornell University or your local public library.