Curtiss CR3 A.6081 N°4 vainqueur Coupe Schneider 1923 David Rittenhouse
Unknown author<span style="display: none;">Unknown author</span>
<a rel="nofollow" class="external free" href="http://aviadejavu.ru/Site/Arts/Art7410.htm">http://aviadejavu.ru/Site/Arts/Art7410.htm</a>.  Also <a rel="nofollow" class="external free" href="https://www.flightglobal.com/pdfarchive/view/1925/1925%20-%200725.html?search=Rittenhouse%201923">https://www.flightglobal.com/pdfarchive/view/1925/1925%20-%200725.html?search=Rittenhouse%201923</a>