Lot   Cat.#
Net Price
422    59 var
1940, Mercury 25c bluish green, block of four with inverted overprint of type I in the middle, used on cover from Ghyvelde to Dunkirk, appropriate markings and arrival ds, VF, expertized by Roumet and others, not priced in Michel with inverted overprint

Stamp Auction #79, September 14, 2018. Raritan Stamp, Inc