ROMAN IMPERIAL. 4th Century AD. Terracotta counterfeiter's mold (30mm, 6.33 g). Part of a mold for casting coins, impressed on both sides with an Alexandria mint follis with a Diocletian as Senior Augustus obverse, and a Ticinum mint follis with a Constantius I as Caesar obverse. Cf. CNG E-416, lot 616 and CNG E-334, lots 520-527 (for similar types). As made.