I guess PSA has no clue what they're doing when it comes to green tints:
http://www.ebay.com/itm/1962-Topps-1...item20dd1969c3
Look at the dirt in the home plate area around his feet. It's accurately 'dirt colored ' and thus the regular, non-GT version of card #139. Now look at my card (above). Green, green, green!! Man, did they get it wrong.