North East China 1950 - Tian An Men $20, $35, $100 - Michel (Kuantung) 81, 82 and 84 Mint No Gum as Issued, Catalogued in Michel under Kuantung Más
China - 2 stamps of set W3 - 文3, Michel 982/983, Stanley Gibbons 2359/2360 MNH, 2nd stamps possibly CTO at upper right (very unclear) Más
China 1979 - Study Science from Childhood, Miniature Sheet - T41M MNH, Expertised Walter Haveman BPP (English Certificate) Más