{"product_id":"cross-staff-f7088-001","title":"Cross-staff","description":"Consists of an ivory staff and four vanes, signed on side one 'Thomas Tuttell Charing X Londini fecit', and on side two 'Fait par Tho: Tuttell Ingenieur de sa MajestÔòáBritanique pour les Instruments Mathemathiques ÔòáÔò® Londres'. The vanes are in two sections held together by brass pins and vane four has a fixed ivory horizon. The scales are 90-34 (side one), 90-20 (side two), 90-10 (side three) and 90-4 (side four). It's vice versa for altitude and zenith distance. This instrument is regarded as a presentation set. \u003cbr\u003eThomas Tuttell","brand":"prodigi","offers":[{"title":"Fine art poster \/ XS: 20 x 15cm \/ none","offer_id":57025692598654,"sku":"GLOBAL-FAP-6X8","price":22.95,"currency_code":"GBP","in_stock":true},{"title":"Fine art poster \/ S: 40 x 30cm \/ none","offer_id":1867573002284,"sku":"GLOBAL-FAP-12X16","price":28.95,"currency_code":"GBP","in_stock":true},{"title":"Fine art poster \/ M: 60 x 45cm \/ none","offer_id":57025692631422,"sku":"GLOBAL-FAP-18X24","price":38.95,"currency_code":"GBP","in_stock":true},{"title":"Fine art poster \/ L: 80 x 60cm \/ none","offer_id":57025692664190,"sku":"GLOBAL-FAP-24X32","price":54.95,"currency_code":"GBP","in_stock":true},{"title":"Fine art poster \/ XL: 100 x 75cm \/ none","offer_id":57025692696958,"sku":"GLOBAL-FAP-30X40","price":69.95,"currency_code":"GBP","in_stock":true},{"title":"Framed picture \/ S: 36 x 28cm \/ none","offer_id":57025692729726,"sku":"MUS-CFPM-11X14","price":59.95,"currency_code":"GBP","in_stock":true},{"title":"Framed picture \/ M: 50 x 40cm \/ none","offer_id":1867573297196,"sku":"MUS-CFPM-16X20","price":79.95,"currency_code":"GBP","in_stock":true},{"title":"Framed picture \/ L: 80 x 60cm \/ none","offer_id":57025692762494,"sku":"MUS-CFPM-24X32","price":119.95,"currency_code":"GBP","in_stock":true},{"title":"Framed picture \/ XL: 100 x 75cm \/ none","offer_id":57025692795262,"sku":"MUS-CFPM-30X40","price":159.95,"currency_code":"GBP","in_stock":true},{"title":"Postcard \/ Standard: 6 x 4in \/ Single","offer_id":57025692828030,"sku":"GLOBAL-POST-MOH-6X4","price":1.95,"currency_code":"GBP","in_stock":true},{"title":"Postcard \/ Standard: 6 x 4in \/ 10-pack","offer_id":57025692860798,"sku":"GLOBAL-POST-MOH-6X4-10","price":14.95,"currency_code":"GBP","in_stock":true},{"title":"Postcard \/ Standard: 6 x 4in \/ 20-pack","offer_id":57025692893566,"sku":"GLOBAL-POST-MOH-6X4-20","price":24.95,"currency_code":"GBP","in_stock":true},{"title":"Postcard \/ Large: 7 x 5in \/ Single","offer_id":57025692926334,"sku":"GLOBAL-POST-MOH-7X5","price":2.95,"currency_code":"GBP","in_stock":true},{"title":"Postcard \/ Large: 7 x 5in \/ 10-pack","offer_id":57025692959102,"sku":"GLOBAL-POST-MOH-7X5-10","price":19.95,"currency_code":"GBP","in_stock":true},{"title":"Postcard \/ Large: 7 x 5in \/ 20-pack","offer_id":57025692991870,"sku":"GLOBAL-POST-MOH-7X5-20","price":29.95,"currency_code":"GBP","in_stock":true},{"title":"Greetings card \/ Standard: 6 x 4in \/ Single","offer_id":57025693024638,"sku":"GLOBAL-GRE-MOH-6X4-BLA","price":2.5,"currency_code":"GBP","in_stock":true},{"title":"Greetings card \/ Standard: 6 x 4in \/ 10-pack","offer_id":57025693057406,"sku":"GLOBAL-GRE-MOH-6X4-BLA-10","price":15.95,"currency_code":"GBP","in_stock":true},{"title":"Greetings card \/ Standard: 6 x 4in \/ 20-pack","offer_id":57025693090174,"sku":"GLOBAL-GRE-MOH-6X4-BLA-20","price":26.95,"currency_code":"GBP","in_stock":true},{"title":"Greetings card \/ Large: 7 x 5in \/ Single","offer_id":57025693122942,"sku":"GLOBAL-GRE-MOH-7X5-BLA","price":3.5,"currency_code":"GBP","in_stock":true},{"title":"Greetings card \/ Large: 7 x 5in \/ 10-pack","offer_id":57025693155710,"sku":"GLOBAL-GRE-MOH-7X5-BLA-10","price":19.95,"currency_code":"GBP","in_stock":true},{"title":"Greetings card \/ Large: 7 x 5in \/ 20-pack","offer_id":57025693188478,"sku":"GLOBAL-GRE-MOH-7X5-BLA-20","price":33.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2785\/2654\/files\/f7088-001.jpg?v=1772708305","url":"https:\/\/prints.rmg.co.uk\/products\/cross-staff-f7088-001","provider":"Royal Museums Greenwich prints","version":"1.0","type":"link"}