{"version":"1.0","provider_name":"Spacing Montreal","provider_url":"https:\/\/spacing.ca\/montreal","author_name":"Julie Fournier","author_url":"https:\/\/spacing.ca\/montreal\/author\/juliefournier\/","title":"Incredible online map collection - Spacing Montreal","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"VZpMFycDIi\"><a href=\"https:\/\/spacing.ca\/montreal\/2008\/08\/12\/incredible-online-map-collection\/\">Incredible online map collection<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/spacing.ca\/montreal\/2008\/08\/12\/incredible-online-map-collection\/embed\/#?secret=VZpMFycDIi\" width=\"600\" height=\"338\" title=\"&#8220;Incredible online map collection&#8221; &#8212; Spacing Montreal\" data-secret=\"VZpMFycDIi\" 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<\/script>\n","description":"The David Rumsey Historical Map Collection, started in the 1980s and digitized gradually over the last 10 years, now has over 18,000 maps available online. One of the maps, Montreal 1815, can be overlaid with varying transparency on Google Maps to demonstrate the tiny boundaries of 1815 Montreal compared to today&#8217;s metropolis. There are soContinue reading","thumbnail_url":"http:\/\/spacing.ca\/network\/wp-content\/uploads\/sites\/5\/2008\/08\/rumsey-montreal.jpg"}