» George Washington's Farewell Address
Published in the Independent Chronicle September 26, 1796. JPG images of the newspaper and full HTML text.
http://www.earlyamerica.com/earlyamerica/milestones/farewell/
» The Diaries of George Washington
Full text from the American Memory project at the Library of Congress.
http://memory.loc.gov/ammem/gwhtml/gwintro.html
» The Papers of George Washington
"Established in 1969 ... to publish a complete edition of Washington's correspondence". A selection of annotated transcripts are available online together with a number of scholarly articles.
http://www.virginia.edu/gwpapers/
» The Writings of George Washington from the Original Manuscript Sources
Full text of the thirty-seven volume set edited by John C. Fitzpatrick. Over 17,000 letters and documents. Part of the Washington Resources at the University of Virginia Library.
http://etext.virginia.edu/washington/fitzpatrick/
» USA: Index on George Washington
Thorough list of Washington's speeches and papers. "Washington's Farewell" remains (as do most of the revolutionaries' speeches and writings), an integral part of American Literature.
http://odur.let.rug.nl/~usa/P/gw1/gw1.htm