Auction UPA 97

To quote: SG Concise states 'One example of No. MS3142a (Thunderbirds Miniature Sheet IMPERFORATE) is known on a first day cover' …. THIS IS IT! …. accompanied by statement signed Hugh Jefferies MBE (SG Catalogue Editor). Provenance Buckingham Covers 2013 Invoice accompanies, supplied for the sum of GBP£9,500, plus advertisement, mint + normal FDC, Post Office counter display sheet. Thunderbirds Are GO! How long to this one and only known IMPERFORATE ERROR Miniature Sheet FDC flies? Potential modern 'Classic'. Superb HEAVY/OVERSIZE LOT - OVERSEAS SHIPPING SURCHARGE APPLIES. (image available) {C} (Start Price / Minimum Bid = £3,960.00)