Lot 1206
GB SG 351b 1912-24 ½d gummed on both sides block mint




Important Great Britain, Including the Steve McGill Grand Prix collection of Machins | S26002
Auction: 11 February 2026 10:30 GMT
Description
1912-24 ½d bright green in right-marginal block of nine, with top right stamp variety gummed on both sides, with three others partially gummed on both sides, mint unmounted o.g. Some vertical perf splitting at foot, otherwise very fine and rare, split from the original block that contained four complete and five partial examples. RPS Cert. (2006, certifying the block) SG 351b cat £10,000++




