<a href="https://en.wikipedia.org/wiki/ambigram" class="extiw" title="en:ambigram">Ambigram</a> <b>Chump</b> by Mr. V. K. Allison, published in August 1908 in <a href="https://en.wikipedia.org/wiki/The_Strand_Magazine" class="extiw" title="en:The Strand Magazine"><i>The Strand Magazine</i></a>. 180° rotational symmetry. Text says: "<i>ANOTHER « REVERSIBLE » WORD. Last month you gave me an example of a word so written that it read th same when turned upside down. Such words are very few and far between, but I have succeeded in discovering another, for which I hope you will be able to find a corner. - Mr. V. K. Allison, Lawrenceville School, Lawrenceville, New Jersey, U.S.A.</i>"
V. K. Allison
The Strand Magazine August 1908, Volume 36