Helicopter Sikorsky H-34A Choctaw Serial 58-594 Register SKY.594 used by Armée de l'Air (French Air Force). Built 1957. Aircraft history and location Aircraft History SKY.594 Armée de l'Air 1957-06-20Sikorsky H-34A c/n 58-594 del France Armee de lAir as SKY.594, 20Jun57 mid-air collision, 24Jun58. Send Updates Use APP to upload photo @ (optional) When Now? / / Send