1.0Kotsanas Museumhttps://collection.kotsanasmuseum.com/en/Level horizontal sundial (Eudoxus’ “Arachne” and “Pelekinos” of Patrokles) - Kotsanas Museumrich600338<blockquote class="wp-embedded-content" data-secret="mdWU6MoKCR"><a href="https://collection.kotsanasmuseum.com/en/exhibits/106071/">Level horizontal sundial (Eudoxus’ “Arachne” and “Pelekinos” of Patrokles)</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://collection.kotsanasmuseum.com/en/exhibits/106071/embed/#?secret=mdWU6MoKCR" width="600" height="338" title="“Level horizontal sundial (Eudoxus’ “Arachne” and “Pelekinos” of Patrokles)” — Kotsanas Museum" data-secret="mdWU6MoKCR" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script type="text/javascript">
/* <![CDATA[ */
/*! This file is auto-generated */
!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);
//# sourceURL=https://collection.kotsanasmuseum.com/wp-includes/js/wp-embed.min.js
/* ]]> */
</script>
https://collection.kotsanasmuseum.com/wp-content/uploads/extra_large/8398.jpg10241024A grid with 11 engraved hour lines and three curves indicated, with the help of the shadow trace from the vertical gnomon edge (oriented to the South) 10 out of the 12 unequal (depending on the season) day hours. The closest curve to the gnomon indicated the course of the Sun’s shadow at the summer […]