Cover from the 1981 New York Yankees yearbook, 8.5 x 11, signed on the front cover in blue felt tip by Roger Maris, Joe DiMaggio, Yogi Berra, and Bill Dickey, and in blue ballpoint by Phil Rizzuto. Accompanied by a certificate of authenticity from James Spence. In fine condition, with some scattered light creasing and toning, not detracting from signatures, and a PSA/DNA authentication label affixed to bottom. Auction LOA Steve Grad/PSA/DNA and R&R COA.