Helicopter Sikorsky HRS-1 Serial 55-066 Register 127828 used by US Marine Corps USMC. Built 1951. Aircraft history and location Aircraft History 127828 US Marine Corps 1951-09-26Sikorsky S-55 c/n 55-066, ff:? del USMC as HRS-1, 127828, 26Sep51 1957-08 soc Aug57 pres. Quantico as 127834 Send Updates Use APP to upload photo @ (optional) When Now? / / Send
