Orbiana, AE29 of Trapezus, Pontus. Dated local year 163, AD 226-227. 12.37 g. ORB CALOY ORBIANHN AYG-O-Y, draped bust right, wearing stephane. TRAPEZOYNTIWN E RXG, Mithras on horseback right, tree behind, small altar to right. RecGen 41; Wojan 107 (this coin) With permission of cngcoins.com, auction 88, Lot 839, Sept. 2011. Ex Sternberg XI, lot 242, Nov 1981.