Signed Muhammad Ali Cassius Clay Boxing Glove - This Everlast boxing glove is hand-signed by The Greatest, but utilizes the name Cassius Clay. Having already established himself as an impressive talent in the international boxing world, Muhammad Ali was known by his given named Cassius Clay up until 1964. This lot includes the original certificate of authenticity issued by Jerry Haack, president of Newport Marketing, Inc. All of the items presented in this sale are part of a private family collection of sports memorabilia and rare professional athletics artifacts curated over a collective 80-year period. The winning bidder will receive an original letter of recollection from the seller for this lot.