{"product_id":"london-underground-cheap-school-train-trips-advertising-postcard","title":"London Underground Cheap School Train Trips Advertising Postcard","description":"\u003cp\u003eLU1 This is a stunning rarely found modern published postcard from the archives of the London Underground showing this 1920s poster advertising cheap school trips and party discounts for travelling by the tube with London Underground logo on reverse unused and mint.\u003c\/p\u003e","brand":"Postcard Finder","offers":[{"title":"Default Title","offer_id":56211839484230,"sku":"135984","price":3.49,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0965\/3216\/9030\/files\/london-underground-cheap-school-train-trips-advertising-postcard-135984-p.jpg?v=1773830282","url":"https:\/\/postcardfinder.co.uk\/products\/london-underground-cheap-school-train-trips-advertising-postcard","provider":"Postcard Finder","version":"1.0","type":"link"}