{"product_id":"signals-and-signal-boxes-of-great-britain-book-dj-hucknall-9780750913225","title":"Signals and Signal-boxes of Great Britain","description":"Numerous closely-spaced signal boxes and associated semaphore signals once controlled every aspect of train movement in the country. Using David Hucknell all offers a pictorial history of signal boxes. This is a collection with accompanying text which covers a broad range of signal-boxes, from those built in the 1880s to examples from the 1930s, 40s and 50s. It shows the buildings and interior views of lever frames, block instruments and section maps.","brand":"WoB","offers":[{"title":"GB \/ VERY_GOOD \/ INTERNAL","offer_id":49584011641105,"sku":"GOR006514944","price":11.39,"currency_code":"USD","in_stock":false},{"title":"GB \/ GOOD \/ INTERNAL","offer_id":49615640592657,"sku":"GOR007705525","price":17.99,"currency_code":"USD","in_stock":false},{"title":"GB \/ WELL_READ \/ INTERNAL","offer_id":50036044857617,"sku":"GOR013842231","price":0.0,"currency_code":"USD","in_stock":false},{"title":"US \/ GOOD \/ SBYB","offer_id":50332522578193,"sku":"CIN0750913223G","price":14.85,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0784\/4072\/6801\/files\/0750913223.jpg?v=1751440063","url":"https:\/\/www.worldofbooks.com\/products\/signals-and-signal-boxes-of-great-britain-book-dj-hucknall-9780750913225","provider":"World of Books ","version":"1.0","type":"link"}