@SFOMuseum Twitter Posts This is SFO Museum's archive of the @SFOMuseum Twitter account.
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The company changed its name to Allegheny Airlines in 1953. By the mid- 1950s, Allegheny operated Convair 440's, 540's and Martin 2-0-2s. The company’s first jet aircraft introduced into service was the DC-9. #DefunctThursday #AvGeek #USAirways . This tweet was posted on December 22, 2022.