{"version":"1.0","provider_name":"Kart.no","provider_url":"https:\/\/kart.no\/en\/","author_name":"Steinar Figved","author_url":"https:\/\/kart.no\/en\/author\/steinar\/","title":"Oslo 1848","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"9j8vvPilhu\"><a href=\"https:\/\/kart.no\/en\/produkt\/oslo-1848\/\">Oslo 1848<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/kart.no\/en\/produkt\/oslo-1848\/embed\/#?secret=9j8vvPilhu\" width=\"600\" height=\"338\" title=\"&#8220;Oslo 1848&#8221; &#8212; Kart.no\" data-secret=\"9j8vvPilhu\" 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:\/\/kart.no\/wp-includes\/js\/wp-embed.min.js\n<\/script>\n","thumbnail_url":"https:\/\/kart.no\/wp-content\/uploads\/2025\/06\/2025-18265_norgesavd_165a_1848_jpg300dpi.jpg","thumbnail_width":2048,"thumbnail_height":2048,"description":"Map of Oslo city center and quadrature from 1848. The castle and the university are drawn in, both buildings were completed this year. The map comes in its original size of 14.6 x 16.2 cm. The size with frame and passe-partout is 38.6 x 42.2 cm. Would you like the map in a different size? Just get in touch - we'll be happy to give you a quote for customization."}