Graded by PSA GEM MINT 10. Of the 282,000 total submissions to PSA from the 1959 Topps set, a scant 405 examples (0.14%) have been designated as GEM MINT. This example of the #240 Hank Bauer white back card is a 1 of 1, the only example graded at this tier of GEM MINT 10. Perfect in every respect.