Iran, Mohammad Reza Pahlavi, 2500th Anniversary of the Persian Empire, 1971, Proof silver coins [6], 200-Riyals (KM 1188); 100-Riyals (KM 1187); 75-Riyals (KM 1186); 50-Riyals (KM 1185); 25-Riyals (KM 1184); another, AR Medal, 1971, uncirculated or brilliantly so [6].