Official embroidered Oakmont Country Club pin flag that is autographed by Jack Nicklaus. Jack added an inscription with the date of his victory at Oakmont in the 1962 US Open. Jack Nicklaus famously defeated Arnold Palmer in a playoff in the '62 US Open at Oakmont. This was Jack Nicklaus' first professional victory.
Full Letter of Authenticity from James Spence Authentication (JSA)