I ran across this ad, from Mastro of all people, in the July 1981 issue of Trader Speaks, looking to sell or trade full unused mint tickets for the world heavy-weight championship boxing match between Rocky Marciano and Jersey Joe Walcott at Chicago Stadium.
He mentions having five different tickets, each with clear portrait photos of the boxers, for $10 each (or for trade).
After exploring the PSA registry, it looks like Mastro was advertising a combination of phantom tickets for April 10th (white, orange, pink, and cream) and the actual fight on May 15th (blue and orange variations). Here are all the examples from Heritage Auctions.
When PSA first started grading tickets, I don’t believe they were not putting the ticket color on the slab, like the following example.
