Book: Cushion, J. P. & Honey, W. B. 1980 Handbook of Pottery and Porcelain Marks.
• For mark information see p. 107.Book: Roberts, Lois. 2006 Painted in Blue. Underglaze Blue Painted Earthenwares 1775 to 1810.
• Double shell edge pickle dish painted in underglaze blue: fig. 244