In 'Sidney Smith: His Wit and Wisdom' (1900) p. 89 Science is his forte, and omniscience his foible. On William Whewell, in Isaac Todhunter 'William Whewell' (1876) vol. 1, p. 410
William Morris, May Morris (2012). “The Collected Works of William Morris: With Introductions by His Daughter May Morris”, p.150, Cambridge University Press
"Robertson Treatment Syndicated Column (RTSC): A Conversation With Civil Rights Attorney BBenjamin Crump". Interview with Gil Robertson, www.eurweb.com. March 24, 2015.