Helicopter Sikorsky HRS-2 Serial 55-119 Register 129031 used by US Marine Corps USMC. Built 1952. Aircraft history and location Aircraft History 129031 US Marine Corps 1952-04-01Sikorsky S-55 c/n 55-119, ff:? del USMC as HRS-2, 129031, 01Apr52 1954-11-10 Sikorsky HRS-3 10nov54 Send Updates Use APP to upload photo @ (optional) When Now? / / Send
