Wikisource:Sources

Periodicals

 * UPenn Online Books Page Serials Catalogue: links to other sources of many periodicals.
 * Modernist Journals: collection of journals from 1890 to 1922.
 * British Newspaper Archive: collection of British newspapers from the 1700s onwards
 * Some newspapers are free to view: a free account is needed. There is a list of titles at the end of this page
 * Newspapers.com: access provided thorough the Wikipedia Library. You need to request access to this resource via the Wikipedia Library portal.
 * NewspaperArchive.com: access provided thorough the Wikipedia Library. You need to request access to this resource via the Wikipedia Library portal.
 * JSTOR (via the Wikipedia Library)
 * Advantage Preservation. Large collection of American local newspapers.
 * World Radio History. Radio and broadcasting periodicals

Specific collections

 * Archives of American Art
 * Joshua Slocum books
 * Letters of Van Gogh
 * Letters of the Tudor family
 * Letters of Louis Riel
 * Linda Hall Library of Science, Engineering & Technology
 * McMaster University Archive for the History of Economic Thought (not all are public domain, but many are)

Nebraska

 * Nebraska Newspapers

North Carolina

 * Digital NC (newspapers, yearbooks, city directories, ...)
 * North Carolina Digital Collections (state documents, periodicals, books, ...)
 * NC Live (newspapers, journals, books, ...)

Oregon

 * Historic Oregon Newspapers

Pennsylvania

 * Pennsylvania Newspaper Archive

Bibliographies

 * Bibliographies listed in the Eighteen Volumes The Cambridge History of English and American Literature.

Other resources
Although these sites don't provide source texts, they may be useful to Wikisourcerors in other ways.
 * LibriVox - public domain recordings of public domain works, in both mp3 and ogg.
 * Upload the ogg files to the Commons, tagging the files with, and then use in the notes field of the work here on Wikisource.
 * See also Help:LibriVox.
 * WebCite - may be used to preserve online or e-published text (example).