George Washington. Free
frank "G. Washington" as ex-President on folded cover addressed in
his hand to Col. Clemson Biddle in Philadelphia, neat ms. "Alex 27 Apl."
pmk., vertical file fold affects signatureVERY FINE. A RARE FREE FRANK OF GEORGE WASHINGTON AS EX-PRESIDENT OF THE UNITED STATES.
Covers free franked by George Washington as President are marked "President/U.S" and are not signed. (Image)
John Adams. Free frank
"J. Adams" in a shaky hand as ex-President on folded cover to the
artillery company at Boston, neat "Quincy Ms. June 2d" and "Free" ms. pmk.,
1819 docketing on back, minor splitting along folds, still Very Fine free
frank from the second President (Image) 
Thomas Jefferson. Free frank
"Free Th. Jefferson Pr. U.S." as President at top left of
folded cover addressed to "Dr. William Bache, near Charlottesville",
red "Washn. City Oct. 11" and "Free" handstamps, cover expertly repaired
incl. pressed-out vertical file fold which affects free frank (repairs do
not affect frank), still Fine, scarce presidential free frank (Image) 
James Madison. Free frank
"James Madison" with War Department endorsement on folded letter
datelined "Washington 1st Jan. 1803", to Military Agent at
Philadelphia, well-struck "Washn. City Jan. 1" and "Free" handstamps, fresh
and Very Fine (Image) 
James Madison. Free frank
"James Madison" as Secretary of State under Jefferson on folded
cover to Norfolk Va., neat "Washington City Jan. 19" and "Free" handstamps,
1808 docketing on back, expertly repaired along vertical file fold (not
affecting free frank), otherwise Very Fine
(Image)
Dolley Madison. Free frank
"Free D. P. Madison" on cover front only to Elkton Md., red
"Washington City D.C. Mar. 2" and "Free" handstamps, faint horizontal file
fold affects free frank, Very Fine (Image) 
James Monroe. Free frank
"Jas. Monroe" as Secretary of State on folded cover addressed to The
Marshall of the District of Maine, red "Washn. City Sep. 1" and "Free"
handstamps, docketing on inside (perhaps contents?) reads in part "On
Sunday about 3P.M. discovered three Brig and a Sloop Cutter to the Eastward
Monhegan....they proved to be the British...they gave us the boat and we
landed at Monhegan the same night immediately after dark", fresh and
Very Fine (Image) 
James Monroe. Free frank
"Jas. Monroe" as Secretary of War on 1p letter datelined
"Department of War, October 31st 1814", red "Washn. City Oct. 31"
and "Free", light vertical file folds, small tears at top, still Very Fine
(Image)
James Monroe. Signature as
President on vellum land grant document, dated Nov. 13, 1822, file folds do
not affect signature, document with small internal filing hole at top,
otherwise Very Fine (Image) 
John Quincy Adams. Free
frank "J. Q. Adams" with Navy Department endorsement on folded
letter to U.S.S. Guerriere at Boston, datelined "Navy Department
June 18th 1818", light strike of red "Washn. City Jun. 18" and "Free"
handstamps, contents regarding permission granted to send sundry articles
and presents to the Emperor of Russia, light vertical file folds and some
slight splitting along internal folds, still fresh and Very Fine (Image)
John Quincy Adams. Free
frank "J. Q. Adams" on cover front only addressed in his hand to
Baltimore, neat "Quincy Mass. Oct. 6" ms. pmk., slightly reduced, still
Very Fine (Image)