Bidspirit auction | Poland - Semi - Postal

Poland - Semi - Postal issues - 1946, Educational Works, 3+22zl - 11+19zl, complete set of three and souvenir sheet bearing the same stamps, numbered at the bottom with ''11374'', full OG, NH, VF, C.v. $595, Est. $250-$300 , Scott #B49-B49B, a