ˈæzᵻmˌɑːf ɹˈoʊt ðə stˈoːɹi ɪn wˈʌn sˈɪɾɪŋ wˌaɪl vˈɪzɪɾɪŋ ðə ʃᵻkˈɑːɡoʊ, ˌɪlənˈɔɪ ˌɛdɪtˈoːɹɪəl ˈɑːfɪsᵻz ʌv jˈuːnɪvˌɜːs ˌɔn sˈɛvən ˈeɪpɹəl nˈaɪntiːnhˈʌndɹɪd fˈɪfti θɹˈiː.
Asimov wrote the story in one sitting while visiting the Chicago, Illinois editorial offices of Universe on 7 April 1953.