Watch List notes:

Arab-Byzantine, Umayyad Caliphate. "Emperor and son" type. 680s-ca. 693. AE Fals (18.1 mm, 2.96 g, 12 h). Dimashq mint, ND. Two standing imperial figures, each holding cruciform scepter; cross between heads / Cursive m. Album 3513.1. aVF, black patina. 

A mule with Baalbeck obverse with a Damascus reverse.