Authorship of part I attributed also to the Earl of Chesterfield. cf. Notes and queries, 1st ser., v. 10, p. 8, 74, 318. and Authorship of part II attributed also to John Hill. cf. Dictionary of national biography.
Microopaque. New York, N.Y. : Readex Microprint, courtesy of A.A.S., 1978. 2 microopaques ; 23 x 15 cm. (Early American imprints. Second series ; no. 40687).