DHMosquito<p>The Airco DH.9 (designed by Geoffrey de Havilland) was a basically good design, spoilt by a poor engine. When the American V-12 Liberty <a href="https://universeodon.com/tags/engine" class="mention hashtag" rel="tag">#<span>engine</span></a> was fitted towards the end of WW1, turning it into the DH.9A, this transformed the <a href="https://universeodon.com/tags/aircraft" class="mention hashtag" rel="tag">#<span>aircraft</span></a>, and it served into the 1920s. <a href="https://universeodon.com/tags/RAF" class="mention hashtag" rel="tag">#<span>RAF</span></a> <a href="https://universeodon.com/tags/WW1" class="mention hashtag" rel="tag">#<span>WW1</span></a> <a href="https://universeodon.com/tags/biplane" class="mention hashtag" rel="tag">#<span>biplane</span></a> <a href="https://universeodon.com/tags/RAFMuseum" class="mention hashtag" rel="tag">#<span>RAFMuseum</span></a> <a href="https://universeodon.com/tags/museum" class="mention hashtag" rel="tag">#<span>museum</span></a> <a href="https://universeodon.com/tags/warplane" class="mention hashtag" rel="tag">#<span>warplane</span></a> <a href="https://universeodon.com/tags/bomber" class="mention hashtag" rel="tag">#<span>bomber</span></a> <a href="https://universeodon.com/tags/aviation" class="mention hashtag" rel="tag">#<span>aviation</span></a> <a href="https://universeodon.com/tags/aeroengine" class="mention hashtag" rel="tag">#<span>aeroengine</span></a> <a href="https://universeodon.com/tags/avgeek" class="mention hashtag" rel="tag">#<span>avgeek</span></a> <a href="https://universeodon.com/tags/history" class="mention hashtag" rel="tag">#<span>history</span></a></p>