Rawlings Official League baseball signed in blue ballpoint by 26 members of the 1973 National League Champion New York Mets. Signatures include HOFers Yogi Berra and Willie Mays on the sweet spot, HOFer Tom Seaver, Ed Kranepool, Tug McGraw, Wayne Garrett, Rusty Staub, Bud Harrelson, Jerry Koosman, Jon Matlack, Felix Millan and others. Very clean baseball is NRMT with signatures that average a grade of 8.5. From Rusty Staub's personal collection, accompanied by his personal LOA and an additional LOA.