8 7/8 x 6 7/8 in, including mount. Both signatures on lower edge of mount, with Nixon recording two dates: 30 March 1969 (the date of their meeting depicted in the photo) and 15 February 1990 (the date Nixon signed it)." /> TRUMAN, Harry S. and NIXON, Richard M. Photograph signed ("Harry S. Truman") and ("Richard Nixon"), both as former President, 25 April 1969 - 15 February 1990. <I>8 7/8 x 6 7/8 in, including mount.</I> Both signatures on lower edge of mount, with Nixon recording two dates: 30 March 1969 (the date of their meeting depicted in the photo) and 15 February 1990 (the date Nixon signed it). | Christie's