Poland: Bialystok, Stadtkasse, 20, 50, 100 Mark = 12, 30, 60 Rubli, 1.10.1915, P.NL (Podczaski R-028.B.1-3), with stamp ”Kaiserl. Deutscher Oberbürgermeister” (big and small (2) letters), 20 and 50 Mark vertical and horizontal folds, 100 Mark only one vertical fold with 1 cm split on top, Condition: F to VF. (3 pcs.)
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