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

Ukraine - Odessa Trident Overprints

The auction will start in __ days and __ hours

Start price: $100

Buyer's premium:

1918, black overprint on perforated 1r dark brown, pale brown and orange, vertical pair, top stamp has overprint type 4, bottom one – type 5, full OG, NH or LH (top stamp), expertized by J. Bulat, this se-tenant pair is not listed in the Cat., Est. $150-$200, Bulat #1164- 1202