American Numismatic Societyhttp://numismatics.org/search/20100Silver 4 drachm (tetradrachm) of Seleucus I Nicator, Uncertain Mint 6A, in Babylonia (Newell's Marathus), 311 BC - 305 BC. 1944.100.770761944.100.770762022-09-01T01:38:29Z-311-305Silver 4 drachm (tetradrachm), Marathus, 312 BC - 280 BC. 1944.100.770771944.100.770772022-09-01T01:38:29Z34.826500 35.908186-312-280