Helicopter Sikorsky H-19B Chickasaw Serial 55-698 Register 52-7569 used by US Air Force USAF. Built 1954. Aircraft history and location Aircraft History 52-7569 US Air Force 1954-05-19Sikorsky S-55 c/n 55-698, ff:? del USAF as H-19B, 52-7569, 19May54. Send Updates Use APP to upload photo @ (optional) When Now? / / Send
