George Walker, Benjamin Franklin, William Stopford Kenny (1841). “The chess player: by George Walker; to which are added the three games played at one and the same time by Philidor; sixty openings, mates and situations, by W. S. Kenny, with remarks, anecdotes, &c. &c., and an explanation of the round chess board”, p.10
John Angell James (1828). “Christian charity explained; or, The influence of religion upon temper stated; in an exposition of the thirteenth chapter of the first Epistle to the Corinthians”, p.95