Rawlings Official Joe DiMaggio commemorative baseball. This is the official ball that was used in Yankee Stadium on Joe DiMaggio day. These unsigned balls were owned by Joe DiMaggio and come with a notarized letter from Yankee Clipper Enterprises. (Joe DiMaggio's estate) Each ball has a special seal from Yankee Clipper Enterprises. Here is your opportunity to own something that once belonged to the great Joe DiMaggio at a very reasonable price.