Donn Alvin Clendenon (July 15, 1935 â€“ September 17, 2005) was a Major League Baseball first baseman. He is best remembered as the World Series MVP for the 1969 "Amazin' Mets." Offered here is an original 1969 World Series Champion New York Mets commemorative bat which has been signed by Donn Clendenon. Comes with an auction house LOA from JSA (James Spence). This is an original 1969 Donn Clendenon New York Mets Adirondack World Champions Commemorative bat. Boldly signed in blue marker by Donn Clendenon with a "#22 1969 NY Mets World Series MVP' inscription. 34 inches long. No noticeable flaws.