Michael Faraday1791–1867- Laboratory journal entry #10,040 (19 March 1849); published in The Life and Letters of Faraday (1870) Vol. II, edited by Henry Bence Jones , p. 248
- Letter to John Tyndall (19 April 1851), The Correspondence of Michael Faraday, letter 2411
- The Chemical History of a Candle (1860)
