Superman #91 (DC Comics 1954) CGC Certified 4.0. Pictures are of the actual item you will receive. Superman #91 (DC Comics, 1954) CGC 4.0 Off-White-white pages. At our discretion, we may opt to self-insure any order. We will investigate all claims and prosecute in the event of fraud. We strive for stellar customer service. Numismatic Assets has over 70 years experience in the Coin/Collectible industry as well as being registered PCGS, NGC, CAC, CGC and PMG Dealers. Sign up to receive special insider notifications of deals, promotions, and new items! Add To Favorite Sellers.