Bell H-13J-BF Souix 57-2729 at Stephen V. Udvar-Hazy Center, NASM Published on July 11, 2012 in 12 July 1957Full resolution (640 × 640) ← Previous Next → The first presidential helicopter, USAF H-13J-BF Sioux 57-2729 on display at teh Steven V, Udvar-Hazy Center, Smithsonian Institution National Air and Space Museum. (NASM)