An August 1962 Weekend Magazine that includes a revealing full-page ad about the (14-1/2” x 18”) prints, informing that five new prints will be coming soon, with an offer to order one of the already released works or reserve the ones available in coming months.
Prudential Ad by
Ironman Indy, on Flickr
Gordie Howe was released later in the decade and of course Sittler, Orr, Henderson were some of the last ones
in the 70s
The Classic Auction had 4 sets of 23 and later updated to say there were 25 in total - they had 4 Hendersons so I don't think there are 92 different ones, perhaps only in size