Insignia used by the <a href="https://en.wikipedia.org/wiki/Civil_Air_Patrol" class="extiw" title="w:Civil Air Patrol">Civil Air Patrol</a> during the early part of World War II. It features a red propeller imposed on the blue-and-white Civil Defense insignia.
Army Institute of Heraldry; Courtesy of Civil Air Patrol Historical Foundation
1940s <div style="display: none;">date QS:P,+1940-00-00T00:00:00Z/8</div>
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