Negro Newspaper Microfilm Series
A collection of African-American newspapers published in the 19th and early 20th centuries. MICROFILM S01557
Niles Weekly Register (1814-1849) is included in American Periodicals
We have good holdings in 19th-century newspapers from the western states. Check the listing at http://library.princeton.edu/collections/microforms/newspapers/countries/united-states for a listing by state.
The best recent summaries of the history of newspapers in America in the 19th century are:
The best recent summaries of the history of newspapers in America in the 18th century are: