Journal: American Ceramic Circle Newsletter. American Ceramic Circle
• Published: Fall Newsletter 2023, p. 3, as part of advertising for ACC Symposium at Winterthur (November 2023)Book: Pugh, P. D. Gordon. 1987 Staffordshire Portrait Figures of the Victorian Era.
• Similarly molded object with different base inscription: p. F461, plate 7AB, Figs. 15a and 16.Book: Harding, Adrian & Harding, Nicholas. 1998 Victorian Staffordshire Figures 1835-1875. 1.
• Similar example and slightly different model with a conntemporary print: pp. 74-75, figs. 172, 173, 172 SO.Book: Hajdamach, Charles R. British Glass 1800-1914.
• Boxing match scenes engraved on c. 1820 glass rummer: p. 151, pl. 114, two scenes of boxers in a ring, copper wheel engraved. England,Catalogue: Northeast Auctions, Portsmouth NH (auction catalogue).
• Printed creamware(?) jug portraying boxers Spring and Langan in the ring: February 22-23, 2008, lot 198Catalogue: Horne, Jonathan. A Collection of Early English Pottery (dealer's catalogue).
• Printed creamware plaque showing boxers Tom Spring (England) and Jack Langan (Ireland): part XVIII (1998), no. 541, 1824 fights (2).Book: Schkolne, Myrna. 2006 People, Passions, Pasttimes, and Pleasures: Staffordshire Figures, 1810-1835.
• Boxing figure group portraying Spring and Langan; marked "WALTON": p. 33Book: Oliver, Anthony. 1981 Staffordshire pottery : the tribal art of England.
• Individual, free-standing figures of boxers Tom Lane and Johnny Walker as well as Molyneaux and Tom Cribb: p. 134, no. 175.Catalogue: Northeast Auctions, Portsmouth NH (auction catalogue).
• 19th century black-printed jug with Spring-Langan boxing match: February 22-24, 2008, lot 198Article: Schkolne, Myrna. 2011 A Pearlware Puzzle: Walton Figures and Their Look-Alikes. American Ceramic Circle Journal. 57-77.
• Walton-marked pearlware figure group with Spring and Lagan, c. 1824Catalogue: Sotheby's (auction catalogue).
• Spring and Langan group on oval mound, with "WALTON" mark: October 21, 2005 (NY) sale, lot 327, c. 1824-25, with details of fight.Book: Sotheby Parke Burnet Publications. 1990 Fakes and Forgeries: An Exhibition incorporating Sotheby's 'Black Museum' (Olympia Antiques Fair).
• Slightly smaller, modern slip-cast reproduction: p. 15, no. 39