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it is a genuine unused, o.g., previously hinged, block of twelve, the two center stamps #467, others #463 (positions 1,3-5,7-10,12 never hinged), the top error stamp (pos. 6) with a small gum disturbance at the left.
it is a genuine unused, o.g., previously hinged, block of four, (the top left and bottom stamps never hinged), the top right stamp with a short perf at the top.