{"version":"1.0","provider_name":"TeachersFirst Blog","provider_url":"https:\/\/teachersfirst.org\/blog","author_name":"Darshell Silva","author_url":"https:\/\/teachersfirst.org\/blog\/author\/darshell\/","title":"Happy 223rd Birthday, Library of Congress! - TeachersFirst Blog","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"ueIx0vQGbb\"><a href=\"https:\/\/teachersfirst.org\/blog\/2023\/04\/happy-223rd-birthday-library-of-congress\/\">Happy 223rd Birthday, Library of Congress!<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/teachersfirst.org\/blog\/2023\/04\/happy-223rd-birthday-library-of-congress\/embed\/#?secret=ueIx0vQGbb\" width=\"600\" height=\"338\" title=\"&#8220;Happy 223rd Birthday, Library of Congress!&#8221; &#8212; TeachersFirst Blog\" data-secret=\"ueIx0vQGbb\" 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:\/\/teachersfirst.org\/blog\/wp-includes\/js\/wp-embed.min.js\n<\/script>\n","description":"April 24th is the 223rd birthday of the Library of Congress! The Library of Congress is the world&#8217;s largest library and an agency of the legislative branch of the U.S. government. It serves as the main research arm of the U.S. Congress, is recognized as the national library of the United States, and is the &hellip; read more &raquo;","thumbnail_url":"https:\/\/teachersfirst.org\/blog\/wp-content\/uploads\/2023\/04\/2023-APR-18-Happy-223rd-Birthday-Library-of-Congress-Silva.png","thumbnail_width":735,"thumbnail_height":1102}