The single-engined Liberty powered Curtiss Eagle
Unknown author<span style="display: none;">Unknown author</span>
1920-11-18
<i>Flight</i>, 18 November 1920, <a rel="nofollow" class="external text" href="https://www.flightglobal.com/pdfarchive/view/1920/1920%20-%201195.html?search=Curtiss%20Eagle">page 1197</a>