{"product_id":"ra-7802a-opc-the-signal-box-by-the-signalling-study-group","title":"RA 7802A  OPC \"THE SIGNAL BOX\" BY THE SIGNALLING STUDY GROUP","description":"\u003cp\u003eThis book is a wealth of information on the history of the design and development of signal boxes on Britain's railway system. Packed with photos and diagrams for signalling students and modellers alike. This item is in very good condition and not easy to find.\u003c\/p\u003e","brand":"Junction Railwayana","offers":[{"title":"Default Title","offer_id":43408816963662,"sku":"RA 8702A","price":18.5,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0596\/9284\/3086\/files\/20260118_100107.png?v=1769550380","url":"https:\/\/junctionrailwayana.com\/products\/ra-7802a-opc-the-signal-box-by-the-signalling-study-group","provider":"Junction Railwayana","version":"1.0","type":"link"}