Lot 31056 – POLAND 1920 EASTERN SILESIA : Unissued PRN Slask Cieszynski Plebiscit issue

1920 EASTERN SILESIA : So-called PRN issue – 14 different values, ungumed, in diverse blocks of 4 to blocks of 10, mostly with large to huge margins, several with plate numbers, all are proofs prints for that never issued PRN emission, total of 248 adhesives, all very fine, a rare offering, ex Ondruska