FDC (first day postal cover) with a cachet honoring the 100th anniversary of Frederic Remington, 1961

Signed on the face in ink or artist pencil by Jasper Johns, Adolph Gottlieb, Peter Hurd, Jamie Wyeth, Leonard Baskin, Aaron Shikler, Robert Natkin, and Charles Biederman; verso is signed by Georgia O'Keeffe

Fine condition 

 Letter of Authenticity