b'83Ex 621621(*) 1919 (SG:1-16) US Postal Agency in Shanghai 2c on 1c to $2 on $1 set, few mild peripheral tonespots(key $1 & $2 are tone free), hinge remnants, without gum, Cat. 2250. (16) $5001,000622 Ex 623622(*) 1950 (SG:1434-35) Foundation of Peoples Republic $2,000 & $3,000 Mao Tse-Tung, Flag & Parade strips of 3, minor surface mark on centre unit of $3,000 strip, otherwise very fine, without gum as issued, Cat. 720+.(2 strips) $250400623(*) 1950 Commemoratives selection comprising Foundation $2,000 strip of 3 & single, First Anniversary set including $800 strip of 3 (one unit creased) and a corner pair with control number 500 (mild stains), also Soviet Treaty set plus $400 marginal strip of 4, generally fine, without gum as issued, Cat. 900+. (20) $250400'