Created for use on 1960 Bazooka boxes this 36-card progressive proof sheet is comprised of the entire set of 36 full color, blank backed cards. Stars include Aaron, Clemente, Mantle, Mays, and Ashburn. This specimen exhibits blue ink marks in the form of “30%”, pinholes on the top border and light wear to the corners. EX. From the Original NYC 1989 Topps Archives Auction.