Lydia, Tripolis. ; Lydia, Tripolis; Tripolis, Lydia, Severan period, c. 193-235 AD, AE 18x20, 3.35g. SNG Aulock-3311, Kurth-67. Obv: Draped bust of Serapis r., wearing kalathos. Rev. TPI?? - ??ITON Isis standing l., holding sistrum and situla. From the Mark Gibbons Collection.Wonderful bust of Serapis joined with a standing figure of Isis on the reverse. EF