>Datong Calendar for the 25th Year of the Yongli Reign (1671)</h1>

<h3>Photo source: <a href="https://digital.bodleian.ox.ac.uk/objects/4bf51966-7567-40a6-a348-c3a620294ab5/" target="_blank">Bodleian Library Sinica 58</a></h3>
<br />
<h3>Photo copyright holder: &copy; Bodleian Libraries, University of Oxford (This page is <i>not</i> associated with the copyright holder)</h3>
<br />
<h3>Terms of Use: <a href="https://creativecommons.org/licenses/by-nc/4.0/" target="_blank">CC BY-NC 4.0 license</a>. For more