1918 handstamped "Poczta Polska / Ostrow" on GGW overprinted Germania stamps, 2 1/2pf, two each 10pf, 30pf and 40pf, all but two canceled on pieces by Ostrow 26.11.18 cds, fine-v.f., rare group, most signed Schmutz, S.Petriuk, Jungjohann, Perzynski (Cat No. Fi.1,5,8,9) (Image)

Est.$500