United's Giant DC-6 Mainliner 300s

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POST UNITED AIR LINES Coast to coast, border to border, and across the blue Pacific to Hawaii speed United's giant DC-6 Mainliner 300s. Capable of carrying 52 passengers and nearly three tons of cargo as fast as 5 miles a minute, this famous luxury liner offers unprecedented comfort and conven- ience aloft. (A) FROM UNITED AIR LINES KODACHROME Here