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Los 53

Unissued 2 k. black and to the left separated by gutter 15 k. black as horizontal pair, printed on reverse of greenish blue cinema tickets, the thick vertical line at left (edge of printing stone) indicates that the proofs are from a 15+15+2 k. sheet, without gum, rare, fine, signed Eo Vaher (Hurt/Ojaste G3)