Delivered to the USAF as H-19B 52-7537 in 1954. Redesignated as a UH-19B in 1962. To the United States Geological Survey as N2256G. Arrived at the museum in 1975. Later repainted into USAF colours as 52-7537. Reg N2256G was reused on UH-19D 57-5962 c/n 551261.