A birds eye view of the Suez Canal, by Maclure &amp; Macdonald, 1882, from the Digital Commonwealth - commonwealth ht250c11v.
Maclure &amp; Macdonald
Digital Commonwealth (<a rel="nofollow" class="external free" href="https://www.digitalcommonwealth.org/search/commonwealth:ht250c11v">https://www.digitalcommonwealth.org/search/commonwealth:ht250c11v</a>)