{"version":"1.0","provider_name":"Spacing Toronto","provider_url":"https:\/\/spacing.ca\/toronto","author_name":"Peter MacCallum","author_url":"https:\/\/spacing.ca\/toronto\/author\/petermaccallum\/","title":"The rise and fall of National Rubber - Spacing Toronto","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"sc6k0TwEwj\"><a href=\"https:\/\/spacing.ca\/toronto\/2026\/06\/08\/the-rise-and-fall-of-national-rubber\/\">The rise and fall of National Rubber<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/spacing.ca\/toronto\/2026\/06\/08\/the-rise-and-fall-of-national-rubber\/embed\/#?secret=sc6k0TwEwj\" width=\"600\" height=\"338\" title=\"&#8220;The rise and fall of National Rubber&#8221; &#8212; Spacing Toronto\" data-secret=\"sc6k0TwEwj\" 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:\/\/spacing.ca\/toronto\/wp-includes\/js\/wp-embed.min.js\n<\/script>\n","thumbnail_url":"https:\/\/spacing.ca\/toronto\/wp-content\/uploads\/sites\/4\/2026\/06\/9.NR-16-10A.jpg","thumbnail_width":2000,"thumbnail_height":1450,"description":"In February, 2026 a friend who lives in the Junction emailed me to report that demolition had begun at the site of the former National Rubber factory on Cawthra Avenue. Having already produced an extensive photographic record of this plant, I couldn\u2019t resist the opportunity to take a few images recording its end. The block-longContinue reading"}