People's Republic of China Commemoratives

Inventions and Discoveries (3 sets)

Set Name Sets
People's Republic of China Inventions and Discoveries 1st Issue, Proof (1992) 1
People's Republic of China Inventions and Discoveries 2nd Issue (1993) 1
People's Republic of China Inventions and Discoveries 3rd Issue, Proof (1994) 1
People's Republic of China Inventions and Discoveries 4th Issue, Proof (1995) 0
People's Republic of China Inventions and Discoveries 5th Issue, Proof (1996) 0