Book: Mountford, Arnold R. 1971 The Illustrated Guide to Staffordshire Salt-Glazed Stoneware.
• William Littler and "Little-Wedgwood blue" see pp. 51-53.Book: Grigsby, Leslie B. 1990 The Henry H. Weldon Collection: English Pottery, Stoneware and Earthenware 1650-1800.
• Similar object: pl. 17, pp. 82-83.Book: Edwards, Diana & Hampson, Rodney. 2005 White Salt-glazed Stoneware of the British Isles.
• Salt-glazed stoneware Littler-blue teapot: color plate 91, p. 118Book: Edwards, Diana & Hampson, Rodney. 2005 White Salt-glazed Stoneware of the British Isles.
• "Mazarine blue" fragmentsfrom Thomas Whieldon's Fenton Vivian factory site: p. 39, col. pl. 27Book: Liggett, Barbara. 1978 Archaeology at New Market Exhibit Catalogue.
• Littler's-Wedgwood blue teapot excavated New Market site, Philadelphia: p. 34. (V-586-7), crabstock handle and spout, no enamel.