Caracalla, AE39 of Byzantium, Thrace. 40.55 gr. Obv: Radiate, draped and cuirassed bust of Caracalla right. Rev: Emperor with flying cloak, on horseback right, bound captive below right, seated facing left. Schonert-Geiss, 1533; Varbanov 1809 (this coin). Courtesy of Used with permission of CNG coins, www.cngcoins.com, Apr, 2011