 With the Constellation's design at risk, Lockheed purchased the five remaining C-69 transports still in production back from the military, saving 15,000 jobs.The five aircraft were re-converted into L-049 civilian airliners and put up for sale on the market.These modifications included removal of the retractable tail stand; along with the inclusion of a luxury interior, more portholes, a galley, and crew relief areas.