Stock Code: P190008263

1912-22 Wmk MCA 1s black/green, block of 28 being the top five rows (6x5) of the left pane (less R5/5-6) with full margins showing plate number "1" above R1/2, brilliant o.g. (one stamp with trace of hinge, otherwise unmounted). A splendid Plate "1(a)" proving multiple from the first printing (Aug 1912 - 102 sheets only), which includes the R1/6 keyplate flaw (breaks to right frameline at NE corner) and the "LE" duty plate flaw (R3/4).


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