Thomas Johnson's designs of 1758 and 1761, from which the present bracket is derived, are illustrated in E. White, ed., Pictorial Dictionary of British 18th Century Furniture Designs, London, 1990, p. 401, pls. 42-43 and P. Ward-Jackson, Victoria & Albert Museum. English Furniture Designs of the Eighteenth Century, London, 1958, pl. 144.
The present bracket is carved with a wolf and a crane and illustrates one of the Fables of Aesop as represented by La Fontaine.