Up for sale is an original 1990 FDC First Day Cover featuring the signatures of boxing legends Floyd Patterson and Ingemar Johansson. This index card has been authenticated by PSA/DNA Authentication Services and is a must-have for any fan of the sport. The item was signed in the United States and comes with a PSA/DNA COA for added assurance of its authenticity. Don't miss out on the opportunity to own a piece of boxing history!