{"product_id":"great-britain-sg-515-525-529-unmounted-mint-1952-54-1-2d-to-8d-1s-cylinder-blocks-p267001450","title":"Great Britain SG 515\/525, 529 Unmounted Mint 1952-54 ½d to 8d, 1s cylinder blocks","description":"\u003cp\u003e1952-54 ½d to 8d plus 1s, 12 values, wmk Tudor Crown, lower left corner blocks of 6 (2x3) with cylinder numbers '1 No dot' (½d, 1d, 4d, 5d, 6d, 1s), '2 Dot' (2d), '2 No dot' (7d), '3 No dot' (3d, 8d), '12 No dot' (1½d), and '16 No dot' (2½d), unmounted o.g. Minor gum yellowing and 3d with slight perf separation at foot, still attractive and uncommon in this positional form. Spec S1\/S136 btwn (cat £290) - P267001450\u003c\/p\u003e","brand":"Stanley Gibbons","offers":[{"title":"Default Title","offer_id":64502443213177,"sku":"P267001450","price":175.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0950\/9709\/4521\/files\/P267001450_1.jpg?v=1788799281","url":"https:\/\/shop.stanleygibbons.com\/products\/great-britain-sg-515-525-529-unmounted-mint-1952-54-1-2d-to-8d-1s-cylinder-blocks-p267001450","provider":"Stanley Gibbons","version":"1.0","type":"link"}