Bidspirit auction | Worldwide Air Post Stamps and

Worldwide Air Post Stamps and Postal History - Lithuania - 1935, Felix Vaitkus Trans-Atlantic Flight, three- line black diagonal overprint on 40c deep rose and blue, large part of OG, previously hinged, VF, expertized by H. Bloch, APEX certificate, C.v. $400, Est. $200-$250 , Scott #C80 fn