DANZIG, 1920, 1¼m on 3pf BROWN WITH DOUBLE BURELAGE - ONE POINTING UP, THE OTHER POINTING DOWN - USED IN APPRORIATE TIME, #26 VAR., both burelages clearly defined, small sealed tear, very fine, scarce, with Gunnar Gruber BPP short-cert., cat. Michel #27 I / VI @ €1,300.00 (Image)