Bidspirit auction | Poland - Semi - Postal

Poland - Semi - Postal issues - 1946, Polish Bureau of Education, 3+22zl, 6+24zl and 11+19zl, complete set of three and souvenir sheet of three containing all these stamps, full OG, NH, VF, C.v. $520, Est. $150-$200, Sc. # B49-49B, B49Bc