Gordian III, AE33, Edessa, Mesopotamia.
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     Gordian III, AE33, (22.66g) Edessa, Mesopotamia, AVTOK K M ANT
     |`OP_IANOC CEB Radiate bust right. / Partial legend. Emperor
     standing right holding globe, Abgar standing before, wearing tall
     hat. BMC 138. Babelon 94