Classic very late Golden Age / early Silver Age key. Book has stabilized and is going up. The item "Action Comics #252 CGC 5.5 (CR/OW pages) Origin 1st App Supergirl" is in sale since Thursday, June 13, 2019. This item is in the category "Collectibles\Comics\Silver Age (1956-69)\Superhero\Superman". The seller is "trytolaughoften99" and is located in Omaha, Nebraska.This item can be shipped worldwide.