Frances Wright (1829). “Course of popular lectures; with 3 addresses on various public occasions, and a reply to the charges against the French reformers of 1789”, p.27
"Q&A: RICHARD LEWIS AND DON RICKLES : TV's Newest Odd Couple : Mr. Warmth and Mr. Worry may seem an unlikely pair--at first--to portray father and son in Fox's 'Daddy Dearest.'". Interview with Greg Braxton, articles.latimes.com. August 30, 1993.
Benjamin Franklin, William-Temple Franklin (1818). “Memoirs of the Life and Writings of (the Same), Continued to the Time of His Death by William Temple Franklin. - London, H. Colburn 1818”, p.253