Gum Inc followed its 1939 Play Ball debut, which introduced the Hobby to Ted Williams, with an expanded 240-card set in 1940 that includes one of the Hobby’s favorite Williams cards
PSA has graded 800+ and just one has graded higher than this Mint 9
https://sports.ha.com/itm/baseball-cards/singles-1940-1949-/1940-play-ball-ted-williams-27-psa-mint-9-pop-four-only-one-higher-/a/50090-80218.s?Type=social-sports-twitter-1940PBWilliams-090226
PSA has graded 800+ and just one has graded higher than this Mint 9
https://sports.ha.com/itm/baseball-cards/singles-1940-1949-/1940-play-ball-ted-williams-27-psa-mint-9-pop-four-only-one-higher-/a/50090-80218.s?Type=social-sports-twitter-1940PBWilliams-090226
