(Eli Whitney's patent for the cotton gin)
OurDocuments.gov featured documents from the Lee Resolution in 1776 through the Voting Rights Act of 1965. In addition to well-known documents like the Declaration of Independence and the Constitution, you can view:
- The patent for the cotton gin.
- The check written for the purchase of Alaska.
- An aerial photo of missiles in Cuba. and
- The original program for the March on Washington
The entire list of document can be found here: 100 Milestone Documents.
The site also includes a section of Tools for Educators that provides ideas on how these important primary sources could be used in the classroom
Of course, these are just a sampling of the documents available from the National Archives, so take the time to browse that site as well!