1.0Museum Ons' Lieve Heer op Solderhttps://opsolder.nl/en/Museum Ons' Lieve Heer op Solderhttps://opsolder.nl/en/author/museumopsolder/rich600338<blockquote class="wp-embedded-content" data-secret="J88dO7q0uT"><a href="https://opsolder.nl/en/christmas-choir-duodektet/">Christmas Choir Duodektet</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://opsolder.nl/en/christmas-choir-duodektet/embed/#?secret=J88dO7q0uT" width="600" height="338" title="“Christmas Choir Duodektet” — Museum Ons' Lieve Heer op Solder" data-secret="J88dO7q0uT" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script> /*! 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://opsolder.nl/wp-includes/js/wp-embed.min.js </script> https://opsolder.nl/wp-content/uploads/2023/12/Vocaal-Ensemble-Duodektet-mei-19-©-Marianne-Horn-3-2-2.jpg12501488To get well into the Christmas spirit, Sunday between 2 and 4 p.m. there will be singing by the Christmas choir Duodektet. This Amsterdam choir has been performing together since 1996, and on Sunday they will do so in the museum's attic church. You do not need to make reservations for this choir and there are no surcharges.