Worldwide Air Post Stamps and Postal History, Philatelic Rarities of the World. Part 1

Worldwide Air Post Stamps and Postal History - China

The auction will start in __ days and __ hours

Start price: $400

Buyer's premium:

1946, C.N.C. double black surcharge $100 on Hong Kong printing of $2 light brown, left sheet margin vertical pair on paper without watermark, unused, no gum, VF and scarce in pair, Chan #A51a, SG #823a, £1,200++, Est. $700-$800, Scott #C51 var