Gordian III & Tranquillina AE28mm of Markianopolis. 

AVT K M ANT GORDIANOC AVG CE TRANKULLEINA, laureate, draped 
bust right facing draped bust of Tranquillina left.
UP TERTVLLIANOV MARKIANOPOLITWN, tetrastyle temple with
statue of Tyche within, holding rudder and cornucopiae. 
E in left field.

Varbanov 2057 (this coin); AMNG 1192 var (obv. legend).

With permission of Dr. Busso Peus, auction 1994.
Added Sept. 2011.