John Smith (1781-1855) was a London framer, picture dealer and author of A Catalogue raisonné of the works of the most eminent Dutch, Flemish, and French painters, 1829-1842. His sons, Samuel Mountjoy Smith (fl. 1828-1857) and John M. Smith assisted in their father's business. Samuel Theobald Smith, the grandson of John Smith and also in the business, died in 1904. The stock of S.T. Smith & Son appeared in several sales at Rob. F. & H. in 1904, 1905, and 1910.
From the description of Records of John Smith and successors, 1812-1892. (Getty Research Institute). WorldCat record id: 81257239