Ancient, Punch Marked Coinage, PMC from the lower Ganga delta region, usually attributed to Vanga Janapada, (3rd-2nd Century BC), Copper-Tin Alloy, 2.42 gms, Obv. Six Damru symbols surrounding two adjacent circles, Wheel and Boat, Rev: Punch of a conch symbol, Gupta & Hardaker # Non-Imperial Series, BR20 pg. 259, very fine, very scarce.