Blériot-SPAD S.56, with Gnome &amp; Rhône 9A (license-built Bristol Jupiter) 9-cylinder radial engine. This is an early four-passenger S.56 (S.56/3 or earlier, possibly the S.56/1 prototype), with the cockpit behind the passenger cabin.
Unknown author<span style="display: none;">Unknown author</span>
circa 1924 <div style="display: none;">date QS:P,+1924-00-00T00:00:00Z/9,P1480,Q5727902</div>
<p>E-Pics Bildarchiv online <a rel="nofollow" class="external free" href="https://doi.org/10.3932/ethz-a-000093183">http://doi.org/10.3932/ethz-a-000093183</a> <br></p>
ETH-Bibliothek Zürich, Bildarchiv / Fotograf: Unbekannt / Ans_05338-02-092-AL-FL / Public Domain Mark