Book: Innes, Lowell. 1976 Pittsburgh glass, 1797-1891 : A History and Guide for Collectors. 522.
• Atterbury's ducks were patented in 1887, reproductions were made from old molds and so carry the early patent date, see pp. 404-46, pl. 448Book: Spillman, Jane Shadel. 1981 American and European Pressed Glass in The Corning Museum of Glass.
• 1887-1890 Atterbury duck dish: pl. 1156, p. 296