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

Russian Semi-Postal Issues

The auction will start in __ days and __ hours

Start price: $7,500

Buyer's premium:

1988, Zoo Relief Fund, 10+5k and 20+10k, imperforate se- tenant block of five with label, three side margin block of four, control lines and lights at left and bottom selvages, full OG, NH, VF, a great modern multiple rarity, one of two known blocks of this issue, Raritan Stamps guarantee, Est. $10,000-$15,000, Scott #B145a imp