#Onthisday in 1956, the #Lockheed#Constellation L-1649 #Starliner embarked on its maiden flight. The final variant in Lockheed’s Constellation series, the L-1649 embodied the zenith in large-capacity, piston-engine airliner development. Did you ever fly on a Lockheed L-1649? This tweet was posted on October 10, 2019.