WAS OBTAINED THROUGH THE MAIL YEARS AGO, GUARANTEED TO PASS PSA DNA OR YOUR MONEY BACK. The signed autograph of Larry Jansen, a former player for the New York Giants, is authenticated and comes with a certificate of authenticity from cjd_autographs. This item is an original index card, measuring 3x5 inches, and is perfect for any sports memorabilia collector or fan of the Giants. The card features Jansen's autograph and is an excellent addition to any collection. This product is made in the United States and is a must-have for any baseball fan. Don't miss out on the chance to own this unique piece of sports history.