US Airlines
JOSEPHSON, Matthew
Empire of the Air - Juan Trippe and the Struggle for World Airways
KRUPNICK, Jon E.
Pan American's Pacific Pioneers
A Pictorial History of Pan Am's Pacific First Flights 1935 - 1946
LEWIS, W. David & TRIMBLE, William F.
The Airway to Everywhere
A History of All American Aviation 1937 - 1953
LEYSON, Captain Burr W.
Wings Around the World
The Story of American International Air Transport