hat
Nò Ameriken XB-70 Valkyrie la te yon pwototip supèrsonik commando nan 1950 la byen ta nan US. Li se ki fèt nan Nò Ameriken. Se sèlman de kopi yo te konstwi, youn nan ki te detwi nan yon aksidan.
eng
The North American XB-70 Valkyrie was a prototype supersonic bomber of the U.S. late 1950. It is designed by North American. Only two copies were built, one of which was destroyed in an accident.