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Extraordinary Large and Rare Poster From the 1950's
Continental Airlines became the first operator on March 8, 1956 with Convair building a total of 199 units (92 to the airlines). Major customers for the 440 model were Eastern, Swissair and Sabena with the last production aircraft (N440M serial no.145969) delivered to the Superior Oil Company on July 16, 1958. Many operators were also able to convert their 340's to 440's from a conversion kit provided by Convair.