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it is a genuine unused, o.g., never hinged, right margin block of eighteen (6x3) Scott No. 498 with Plate No. 10656, the third and fourth stamps of each row Scott No. 498b imperf between.
it is genuine unused, disturbed o.g., bottom right block of 28 (7x4) Scott No. 498 with Plate No 10662, the 4th and 5th stamps of each row Scott No. 498b imperf between, (pos 1-14 and 16-19 NH)
it is a genuine unused, o.g., previously hinged, bottom right margin block of twenty (10x2) with Plate No. 26 and Imprint (pos 1,10 PH. others NH) a natural straight edge at the left, and position 1 with two tiny tears at the left.