| Aircraft | |
|---|---|
| Registration / Serial: | 41-18874 |
| Aircraft Original Type: | Sikorsky S-47 |
| Aircraft Generic Type: | Sikorsky S-47/VS-316A/R-4 Hoverfly |
| Aircraft Version: | Sikorsky XR-4C Hoverfly |
| C/n (msn): | 1 |
| Operator Titles: | USA - Air Force |
| Location | |
|---|---|
| City / Airport: | Washington - Dulles InternationalMap |
| Region / Country: | Virginia, United States |
| Airport Codes: | ICAO: KIAD IATA: IAD Local: IAD Other: - |
| Collection: | National Air and Space Museum (Smithsonian) - Udvar-Hazy Center |
| Photo Date: | 1 May 2016 |
| Photo by: | Peter de Jong |
| Photo ID: | 45224 |
| Photo Comment |
|---|
|
The prototype of the R-4, one of the first practical helicopters. It first flew on 14 January 1942. This photo is copyright © Peter de Jong, and may not be used or published in any way without permission. It was added on 23 February 2018, and has since been viewed 227 times. |