DocsTeach is a product of the National Archives education division and is made possible in part through the National Archives Foundation. The site provides access to primary source materials related to the Northwest Ordinance.

National Archives and Records Administration

The Center for the Study of the American Constitution presents an article on the history of the Northwest Ordinance of 1787.

Wisconsin Historical Society presents articles, manuscripts, and maps related to the Northwest Ordinance.

An essay on the Northwest Ordinance in The Digital Encyclopedia of George Washington. Mount Vernon Ladies' Association.

History, Art & Archives, U.S. House of Representatives, “Historical Highlights" essay.

The Center for the Study of Federalism's online encyclopedia presents an essay on the Northwest Ordinance.

Indiana Historical Bureau. Taken from Lessons on the Northwest Ordinance of 1787. Learning materials for secondary school courses in American history, government, and civics by John J. Patrick and developed by the ERIC Clearinghouse for Social Studies/Social Science Education.