{"product_id":"prussian-antique-optical-telegraph-berlin-koblenz-rare-german-fdc-postcard","title":"Prussian Antique Optical Telegraph Berlin Koblenz Rare German FDC Postcard","description":"\u003cdiv class=\"n6owBd awi2gc\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-hveid=\"CAAIBhAA\" data-complete=\"true\" data-processed=\"true\"\u003eTS449 A rare opportunity to secure this 1983 origin specialist German first day cover of this 150 Years of the Berlin–Koblenz Optical Telegraph Line accompanied by the special souvenir stamp with its first day of issue limited edition commemorative frank and with accompanying information on reverse unused and mint.\u003cspan\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n6owBd awi2gc\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-hveid=\"CAAIBhAA\" data-complete=\"true\" data-processed=\"true\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"n6owBd awi2gc\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-hveid=\"CAAIBxAA\" data-complete=\"true\" data-processed=\"true\"\u003e\u003cem class=\"zhvwWe\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\" data-processed=\"true\" aria-owns=\"action-menu-parent-container\"\u003eIssued on 10 July 1983 to celebrate the sesquicentenary of the Royal Prussian optical telegraph line linking Berlin and Koblenz, this historical study showcases the pioneering 1833 semaphore relay network. Rendered with crisp technical draughtsmanship, the composition illustrates the rooftop shutter-arm signalling mast that transmitted coded state and military dispatches across sixty-two relay stations between Prussia's capital and the Rhine province. \u003c\/em\u003e\u003c\/div\u003e","brand":"Postcard Finder","offers":[{"title":"Default Title","offer_id":57881276711238,"sku":null,"price":3.49,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0965\/3216\/9030\/files\/today1158.jpg?v=1794598014","url":"https:\/\/postcardfinder.co.uk\/products\/prussian-antique-optical-telegraph-berlin-koblenz-rare-german-fdc-postcard","provider":"Postcard Finder","version":"1.0","type":"link"}