Creusy Numismatique (formerly First-Auctions JMPG), Auction 1, Los 669 THE ISTROS COLLECTION –... AE 27/29 / Pentassarion (12,29g). Obverse die A-104 / Reverse die R-121 (provisional numbers), die axis 12h AE 27/29 / Pentassarion (12,29g). Obverse die A-104 / Reverse die R-121 (provisional numbers), die axis 12h. Obv.: AVT K M ANT ΓOPΔIANOC CA-B TPANKVΛINA AVΓO, laureate and draped bust of Gordianus III right and ...