William Duell

Hooper，Howard理髮師 Joseph Maher 飾 Father Tim，小鎮上的其中一名神父，Howard曾尋求他的幫忙 William Duell 飾 Emmett Wilson，小鎮上的郵差 Alice Drummond 飾 Aunt Susan，Howard其中一名親戚 莎瑪·布萊兒

Sky (Duell, Sloan and Pearce, 1956) Robert Serling, Legend & Legacy: The Story of Boeing and Its People (New York: St. Martin's Press, 1992) William Boeing

Critics on Movie Comedy. Grossman/Viking. 1977.  Cahn, William. Harold Lloyd's World of Comedy. Duell, Sloane & Pearce. 1964.  D'Agostino, Annette M. Harold

the Army Air Forces. The official pictorial history of the AAF. New York: Duell, Sloan and Pierce. 1947: 177. ASIN B000GU84Z2.  Pattillo, Donald M. Pushing

Fifty Years on the 洛克菲勒 Domain, Tom Pyle, as told to Beth Day, New York: Duell, Sloan and Pierce, 1964. Titan: The Life of John D. 洛克菲勒, Sr, Ron Chernow