<bdi><a href="https://en.wikipedia.org/wiki/en:Henry_Bone" class="extiw" title="w:en:Henry Bone"><span title="British artist (1755-1834)">Henry Bone</span></a>
</bdi>
signed and dated 1804
<a rel="nofollow" class="external text" href="https://www.rct.uk/collection/404282">Royal Collection RCIN 404282</a>