{"version":"1.0","provider_name":"Book Your Theory Test Online Blog","provider_url":"https:\/\/www.bookyourtheorytestonline.co.uk\/blog","author_name":"book_your_theory_test_0nline","author_url":"https:\/\/www.bookyourtheorytestonline.co.uk\/blog\/author\/book_your_theory_test_0nline\/","title":"The Story of Britain\u2019s Road Signs - Book Your Theory Test Online Blog","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"uqb14ouh6j\"><a href=\"https:\/\/www.bookyourtheorytestonline.co.uk\/blog\/the-story-of-britains-road-signs\/\">The Story of Britain\u2019s Road Signs<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/www.bookyourtheorytestonline.co.uk\/blog\/the-story-of-britains-road-signs\/embed\/#?secret=uqb14ouh6j\" width=\"600\" height=\"338\" title=\"&#8220;The Story of Britain\u2019s Road Signs&#8221; &#8212; Book Your Theory Test Online Blog\" data-secret=\"uqb14ouh6j\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script>\n\/*! This file is auto-generated *\/\n!function(d,l){\"use strict\";l.querySelector&&d.addEventListener&&\"undefined\"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!\/[^a-zA-Z0-9]\/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret=\"'+t.secret+'\"]'),o=l.querySelectorAll('blockquote[data-secret=\"'+t.secret+'\"]'),c=new RegExp(\"^https?:$\",\"i\"),i=0;i<o.length;i++)o[i].style.display=\"none\";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute(\"style\"),\"height\"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):\"link\"===t.message&&(r=new URL(s.getAttribute(\"src\")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener(\"message\",d.wp.receiveEmbedMessage,!1),l.addEventListener(\"DOMContentLoaded\",function(){for(var e,t,s=l.querySelectorAll(\"iframe.wp-embedded-content\"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute(\"data-secret\"))||(t=Math.random().toString(36).substring(2,12),e.src+=\"#?secret=\"+t,e.setAttribute(\"data-secret\",t)),e.contentWindow.postMessage({message:\"ready\",secret:t},\"*\")},!1)))}(window,document);\n\/\/# sourceURL=https:\/\/www.bookyourtheorytestonline.co.uk\/blog\/wp-includes\/js\/wp-embed.min.js\n<\/script>\n","description":"(Image Source: Flickr) In the late 1950s and early 60s, British road signs were not doing the job that they were meant to do. At the time, graphic designer Herbert Spencer was so concerned that he drove to Gatwick Airport from central London, noting the road signs he found along the way. He later published [&hellip;]","thumbnail_url":"https:\/\/c1.staticflickr.com\/7\/6228\/6309149719_80c903ab9b_z.jpg"}