This listing is for the 1986 China 5 Yuan Famous Men Four Coin Silver Proof Set! Features: Historian – Sima Qian, Astronomer – Zhang Heng, Papermaking. Cai Lun and Mathematician – Zu Chong Zhi. Weight: 2.5 Troy Ounces. Includes issued display box. Southern California Coin & Stamps 7635 Firestone Blvd. Track Page Views With. Auctiva’s […]