101st Observation Squadron emblem.  Approved 18 November 1924
<a href="https://en.wikipedia.org/wiki/United_States_Army_Institute_of_Heraldry" class="extiw" title="en:United States Army Institute of Heraldry">en:United States Army Institute of Heraldry</a>
1924-11-18
Hubbard, Gerard (June 1943). "Aircraft Insignia, Spirit of Youth". Vol. LXXXIII (No. 6) National Geographic, pp. 710-722 and <cite class="book" style="font-style:normal">Maurer, Maurer , ed.  (1982) [1969] <i> <a rel="nofollow" class="external text" href="http://media.defense.gov/2010/Dec/02/2001329899/-1/-1/0/AFD-101202-002.pdf">Combat Squadrons of the Air Force, World War II</a></i> (reprint ed.), <a href="//commons.wikimedia.org/wiki/Category:Washington,_DC" title="Category:Washington, DC">Washington, DC</a>:  Office of Air Force History, p. 184 Retrieved on December 17, 2016. <small><a href="https://en.wikipedia.org/wiki/International_Standard_Book_Number" class="extiw" title="en:International Standard Book Number">ISBN</a>:  <a href="//commons.wikimedia.org/wiki/Special:BookSources/0-405-12194-6" title="Special:BookSources/0-405-12194-6">0-405-12194-6</a>.  <a href="https://en.wikipedia.org/wiki/Online_Computer_Library_Center" class="extiw" title="en:Online Computer Library Center">OCLC</a>:   <a rel="nofollow" class="external text" href="https://www.worldcat.org/oclc/72556">72556</a>. </small></cite> modified with Microsoft Paint