[6] The first edition, 3 vols., 1841, was illustrated by Cruikshank and Leech only.
[7] Virtues issued another edition in 1845.
[8] In Memoriam, George H. Thomas (Cassell, undated), a folio volume with about one hundred illustrations.
[9] Dante Gabriel Rossetti: Letters and Memories, by William Michael Rossetti. Ellis and Elvey, 1895, vol. i. p. 189.
[10] A silver-print photograph only.
[11] A Catalogue of forty designs by A. Boyd Houghton, exhibited at The Sign of the Dial, 53 Warwick Street, W. [1896].
[12] Arthur Boyd Houghton, by Laurence Housman, Kegan Paul & Co., 1896.
[13] The Portfolio, June 1894: 'Frederick Walker,' by Claude Phillips.
[14] Preface to a Catalogue of the Birmingham Society of Artists, March 1895.
[15] Century Guild Hobby Horse, vol. iii. p. 47 (1888).