Patch of the 340th Bombardment Wing (SAC)
USAF
1960s <div style="display: none;">date QS:P,+1960-00-00T00:00:00Z/8</div>
Ravenstein, C. (1984). Air Force Combat Wings: Lineage and Honors Histories 1947-1977. Office of Air Force History: Washington, D.C. <a href="//commons.wikimedia.org/wiki/Special:BookSources/0-912799-12-9" title="Special:BookSources/0-912799-12-9">ISBN 0-912799-12-9</a>