Charles Churchill, George Gilfillan (1855). “The poetical works of Charles Churchill: with memoir, critical dissertation, and explanatory notes / by the Rev. George Gilfillan”, p.43
Friedrich Melchior Freiherr von Grimm, Denis Diderot (1815). “Historical & Literary Memoirs and Anecdotes, Selected from the Correspondence of Baron de Grimm and Diderot with the Duke of Saxe-Gotha, and Many Other Distinguished Persons, Between the Years of 1753 and 1790”, p.68