Book: McKearin, George S. & McKearin, Helen. 1989 American Glass.
• Different model of Henry Clay portrait on cup plate (colorless): pl. 171, no. 12, possibly made for 1831 presidential campaign. Eastern, attributed to Sandwich.Book: Spillman, Jane Shadel. 1981 American and European Pressed Glass in The Corning Museum of Glass.
• Similar model: no. 421, colorless, New England, c. 1844Book: Lee, Ruth Webb & Rose, James H. 1948 American Glass Cup Plates. 445.
• Cup plate pattern listed: No. 566-A, pl. 89, p. 314; Probably Sandwich