Watch List notes:

THRACE, Augusta Traiana. Caracalla. AD 198-217. Æ (31mm, 16.95 g, 6h). AVT M AVPH ANTΩNINO[C], laureate and cuirassed bust right / AVΓOVC-THC TPAIN/HC, coiled serpent with radiate head. Schönert-Geiss, Augusta Traiana – (V106/R170 [for Domna]); Varbanov 1196 (same dies as illustration); Varbanov (2002 ed.) 284 (this coin illustrated). VF, green patina, a few cleaning marks.

From the Dr. George Spradling Collection. Ex Classical Numismatic Group Electronic Auction 156 (17 January 2007), lot 111; Classical Numismatic Group Electronic Auction 13 (2 October 2000), lot 60538.