@SFOMuseum Instagram Posts tagged #insignia This is SFO Museum's archive of the @SFOMuseum Instagram account.

For more than ninety years, United Airlines personnel have filled the dozens of positions needed to sustain the operations of a global organization. This image was posted on December 29, 2017. #flyingthemainline #themainline #avgeek #united #aviationhistory #unitedairlines #aviationgeek #aviation #pilot #uniform #crewlife #hatbadges #insignia