Action Comics #156 from May, 1951. CGC Graded 3.0 (Good to Very Good condition) with Off-White Pages. Label notes: Tape on interior cover. Nice & bright copy of a rare book! “Girl of Steel” story; Superwoman & Lex Luthor cover. Pre-dates Supergirl by eight years; one of the few tryout attempts by DC which eventually would lead to Kara Zor-El in issue #252. Terms (CGC Graded Comic Books). Feedback will automatically be left after you have left feedback for me; this tells me that you have received the item and are satisfied. Thank you for participating in my auctions and good luck! The free listing tool. The item “Action Comics #156 Rare 1st Girl of Steel Supergirl Superman DC 1951 CGC 3.0″ is in sale since Sunday, February 12, 2017. This item is in the category “Collectibles\Comics\Golden Age (1938-55)\Superhero”. The seller is “blissard” and is located in Springfield, Virginia. This item can be shipped worldwide.