Bidspirit auction | Worldwide Pioneer Flights - Lithuania

Worldwide Pioneer Flights - Lithuania - 1935, red Lithuanica II overprint on Main Post Office Building 50c dark blue and olive, imperforated single with nice margins around, full OG, hinged, VF, expertized by Z. Mikulski and others, C.v. $400, Est. $100 -$150 , Sc. #259 fn