Watch List notes:

M. Atius Balbus. AE 23 mm. Sardinia (Uselis?) c. 38-31 BC. Obv. [M ATIVS BAL]BVS PR. Head of Balbus left. Rev. [SARD PATER]. Head of Sardus Pater right, spear behind. RPC I, 625. AE. g. 3.87 R. Rare. Brown patina with green spots. F.