GB 1923 SGD18var Postage Due colour trials.
Stock Code: P10108014
1923 2s6d Postage due colour trials (2nd series - 21st Nov 1923). A superb imperforate irregular block of three printed on gummed, wove unwatermarked paper mounted on brown card numbered "No 60" and printed in orange. A series of 24 different colour trials were produced at Somerset House from a specially made Royal Mint plate of four impressions of the 1/2d die, this is from the second series of seven in diferent shades of orange, green and red. In the place of the missing 4th stamp can be seen a manuscript annotation "To HM" (His Majesty) and was given to King George V. A spectacular and unique piece.
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