Worldwide Air Post stamps and postal history, Zeppelin Flight items, philatelic rarities of the World. Part 3
Lot 1503:
OVERPRINT ERRORS: 1918, black overprints of transposed types (Roman vs. Cyrillic and vice versa) on 2h-40h, set of seven values; and inverted overprints in black or carmine on 2h-3kr, complete set of 13, all with full OG, NH or VLH (3), F/VF, expertized by J. Colic, Est. $120-$150, Sc. #1LJ1-13 var
Share this lot: