Amsterdam Mahzor, Cologne, around 1240, front cover
Unknown author<span style="display: none;">Unknown author</span>
Website of the Jewish Cultural Quarter (Joods Kultureel Kwartier) in Amsterdam, The Netherlands, <a rel="nofollow" class="external free" href="https://jck.nl/en/node/2075">https://jck.nl/en/node/2075</a>