The Martin 4-0-4 is a pressurized, all-metal, low-wing 40 passenger American airliner built by the Glenn L. Martin Company and introduced in 1951. Derived from the unpressurized Martin 2-0-2, it is 3
Nine Martin 404s of Southern Airways at Atlanta Airport in 1972, being prepared for departure on the morning wave of flights
United States Coast Guard RM-1Z/VC-3A
The restored Martin 404 in 2008 at Camarillo Airport wearing Pacific Air Transport markings shortly before its last flight to Valle Airport
United States Coast Guard RM-1 in 1958
The Convair CV-240 is an American airliner that Convair manufactured from 1947 to 1954, initially as a possible replacement for the ubiquitous Douglas DC-3. Featuring a more modern design with cabin p
A Scandinavian Airlines System Convair CV-440 in flight. The CV-440 is a low-wing airliner with twin radial engines
A 1949-built Convair 240 of Swissair at Manchester, England, in March 1950
Two Convair 580s of the Aspen, Colorado-based Aspen Airways at Stapleton International Airport in Denver, US in 1986
Convair 340 of KLM landing at Manchester Airport in 1954