Worldwide Air Post Stamps and Postal History, Philatelic Rarities of the World, Part 2

Soviet Union of 1923-40

The auction will start in __ days and __ hours

Start price: $100

Buyer's premium:

1935, Moscow Subway, 5k-20k, complete set of four, pin- point natural inclusion on 5k, fresh quality, full OG, LH, VF, C.v. $407,Scott #551-54