Last page of autograph manuscript of Bach's <a href="https://en.wikipedia.org/wiki/Canonical_Variations" class="extiw" title="en:Canonical Variations">Canonical Variations, BWV 769a</a>, the <i>canon per augumentationem</i>. It is in the last page in the collection of manuscripts referred to as P 271, where it is followed by the so-called "deathbed chorale", <i>Vor deinen Thron tret' ich</i>, <a href="https://en.wikipedia.org/wiki/BWV_668" class="extiw" title="en:BWV 668">BWV 668</a>, which is not in Bach's handwriting and of which only that fragment survives.
<a href="https://en.wikipedia.org/wiki/Johann_Sebastian_Bach" class="extiw" title="en:Johann Sebastian Bach">J.S. Bach</a>
<a rel="nofollow" class="external text" href="https://www.bach-digital.de/rsc/viewer/BachDigitalSource_derivate_00000107/db_bachp0271_page105.jpg">Digitised image</a>, Bach Digital Archive, Leipzig.