Rodah Nilometer (<a href="https://en.wikipedia.org/wiki/David_Roberts_(painter)" class="extiw" title="en:David Roberts (painter)">David Roberts</a>).
<bdi><a href="https://en.wikipedia.org/wiki/en:David_Roberts_(painter)" class="extiw" title="w:en:David Roberts (painter)"><span title="Scottish painter (1796-1864)">David Roberts</span></a>
</bdi>
Faithful photographic image of 1840s lithograph; public domain.