Cadell and Davies: Booksellers and publishers. Thomas Cadell, 1742-1802. In 1758 he was sent to London and apprenticed to Andrew Millar. He rose rapidly in his profession, and was a generous patron of authors. William Davies, Cadell's partner was a Montgomeryshire man. Cadell and Davies appear in Welsh imprints although they did not specialise in Welsh books.
Reference: Peter Isaac, Editor, Six Centuries of the Provincial Book Trade in Britain (St Paul's Bibliographies, 1990).
From the guide to the The Cadell and Davies Papers, 1776-1887, (University of Birmingham Information Services, Special Collections Department)