Worldwide Air Post stamps and postal history, Zeppelin Flight items, philatelic rarities of the World. Part 3

Russian Semi-Postal Issues

The auction will start in __ days and __ hours

Start price: $100

Buyer's premium:

1922, Philately for the Children, black overprint on imperforated 1k orange, first printing, position 15, a part of appropriate ”Day of Philately” cancellation, VF, Est. $150-$200 , Sc. #B29