ɪnðɪ ˈɜːli nˈaɪntiːnhˈʌndɹɪd fˈɪfti z, jˈuː.ˈɛs. nˈeɪvi ˌɛndʒɪnˈɪɹz nˈeɪvəl ˈɔːɹdnəns tˈɛst stˈeɪʃən tʃˈaɪnə lˈeɪk bɪɡˈæn tə dɪvˈɛləp ɐ nˈuː twˈɛlv.sˈɛvən sˌiːˈɛm ˈʌŋɡaɪdᵻd ɹˈɑːkɪt tə ɹᵻplˈeɪs ðə hˈaɪ vəlˈɑːsᵻɾi ˈɛɹkɹæft ɹˈɑːkɪt.
In the early 1950s, U.S. Navy engineers Naval Ordnance Test Station China Lake began to develop a new 12.7 cm unguided rocket to replace the High Velocity Aircraft Rocket.