1944 German Occupation of Bulgaria / Macedonia Overprint, a mint never hinged block of nine, with the central stamp having a variety in the "1" of "1944" in the overprint. Listed in Michel and valued at euro400 (owner paid euro250). Accompanied by a 1983 certificate of authenticity from Prof. Stojan Hristov, and all stamps have his handstamp on back. Very fine and scarce. (Image)

Est $ 100