A monkey playing tricks with two men, seated at a table opposite each other, the one at left looking at its tail through a microscope; illustration to an unidentified publication.
<br>Lithograph, transferred from an etching
<a rel="nofollow" class="external free" href="https://www.britishmuseum.org/collection/object/P_1867-0309-288">https://www.britishmuseum.org/collection/object/P_1867-0309-288</a>