GB 1900 SGO72a Official Ovpt inverted

Stock Code: G1563402

1900 1s Green & carmine (Govt. Parcels inverted). Very fine used example of this magnificent departmental rarity tied to a small piece of a Mount Pleasant sorting office parcel label by London roller cancel. Only twelve examples have been recorded all similarly cancelled, of which at least five are damaged. Widely regarded as the finest surviving example it is also the original prooving piece being the only one still on an identifiable parcel label. Ex. Silkin & Dallas collections and illustrated in the "Encyclopedia of rare and famous Postage Stamps" by L.N.Williams. Accompanied by London Philatelist (1948), The British Philatelist (1948) and GB Journal (2005) articles for a full history of this stamp. 1950 RPS & 1990 BPA Certs. Spec. L30a.


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GB 1900 SGO72a Official Ovpt inverted - £15,000.00

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