57th Service Squadron emblem
Unknown member of squadron
2017-08-09
<a rel="nofollow" class="external free" href="https://airandspace.si.edu/collection-objects/insignia-57th-service-squadron-united-states-army-air-corps">https://airandspace.si.edu/collection-objects/insignia-57th-service-squadron-united-states-army-air-corps</a>