{"version":"1.0","provider_name":"OCEAN4FUTURE","provider_url":"https:\/\/www.ocean4future.org\/savetheocean","author_name":"Redazione OCEAN4FUTURE","author_url":"https:\/\/www.ocean4future.org\/savetheocean\/archives\/author\/redazione-ocean4future","title":"I sommergibili di Karl Schilder &#8226; OCEAN4FUTURE autore","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"kueb45WMrH\"><a href=\"https:\/\/www.ocean4future.org\/savetheocean\/archives\/69993\">I sommergibili di Karl Schilder<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/www.ocean4future.org\/savetheocean\/archives\/69993\/embed#?secret=kueb45WMrH\" width=\"600\" height=\"338\" title=\"&#8220;I sommergibili di Karl Schilder&#8221; &#8212; OCEAN4FUTURE\" data-secret=\"kueb45WMrH\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script type=\"text\/javascript\">\n\/* <![CDATA[ *\/\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.ocean4future.org\/savetheocean\/wp-includes\/js\/wp-embed.min.js\n\/* ]]> *\/\n<\/script>\n","thumbnail_url":"https:\/\/www.ocean4future.org\/savetheocean\/wp-content\/uploads\/2022\/03\/Schilder_submarine_5.jpg","thumbnail_width":750,"thumbnail_height":419,"description":". . ARGOMENTO: STORIA NAVALE PERIODO: XIX SECOLO AREA: RUSSIA parole chiave: Schilder, sommergibili, Flotta imperiale russa . Nel 1834, un ingegnere militare russo, Aiutante Generale K.A. Schilder disegn\u00f2 un sommergibile da sedici tonnellate. La sua costruzione avvenne presso il cantiere navale della fonderia Aleksandrovsky. Il battello di Schilder \u00e8 passato alla storia come il [&hellip;]"}