ɪn nˈaɪntiːnhˈʌndɹɪd sˈɪksti sˈɪks, hiː pɹɪpˈɛɹd ɐn ˈænɪmˌeɪɾᵻd fˈɪlm æz ɐn ˌɪntɹədˈʌkʃən tə ðə bˈɛl tˈɛlᵻfˌoʊn lˈæbɹətˌɔːɹiz lˈoʊlˈɛvəl lˈɪŋkt lˈɪst lˈæŋɡwɪdʒ ˈɛl sˈɪks.
In 1966, he prepared an animated film as an introduction to the Bell Telephone Laboratories' Low-Level Linked List Language (L6).