1919 (30 Nov) registered cover from Pultusk to Zawiercie, franked with 10pf (4) and 15pf (two blocks of four), tied by departure cds, Registry label (handstamped "Pultusk No.52") below, provisional "Zawiercie" arrival handstamp on reverse, fine and rare usage, signed Bojanowicz, also Petriuk and Korszen, with their 2014 and 2020 certificates (Image)

Est.$750