Very nice piece. Earlier this year I got one of the Graf Zepplin 5 marks (1930-E). I should also add that the Graf Zepplin (I think) completed successfully something like 2 million miles of flight time and never had a fatal accident. It was retired after the Hinderburg disaster. The captain was an outspoken critic of Hitler. Roman Republic, Janus Head / quadrigatus, ca. 225 BC extremely fine 6.685 g, Numismatic Fine Arts auction, ca. 1992 this denomination is a silver di-drachm (struck to the Greek standard) but is usually called a Quadrigatus. Roman Imperatorial Era (civil war), Pompey the Great, silver denarius, struck 44 - 43 BC, Heritage Auction, NYICS, Jan 3-4, 2016 NGC Choice AU 4/5 - 5/5, Fine Style.