Watch List notes:

The Roman Empire

Octavian as Augustus, 27 BC – 14 AD. Aureus, Pergamum 19-18 BC, AV 7.99 g. AVGVSTVS Bare head r. Rev. Sphinx, with wings raised, seated r. C 333. BMC 682. Bahrfeldt 140. RIC 512 (misdescribed). CBN 973. Calicó 156 (this coin). Jameson 424 (this coin). Biaggi 153 (this coin).
Very rare and an important and fascinating issue. Traces of mounting, otherwise very fine

Ex Hess-Leu 2, 1955, 69; Astarte XII, 2003, 279 and NAC 34, 2006, 125 sales. From the Jameson and Biaggi collections.