Marshall, John (1823). "Sotheron, Frank" . Royal Naval Biography. Longman, Rees, Orme, Brown, and Green – via Wikisource.
Referencesedit
^"SOTHERON (formerly FRANK), Frank (1765-1839), of Kirklington, Notts. - History of Parliament Online". Retrieved 30 August 2016.
^"FRANK (formerly SOTHERON) (afterwards SOTHERON), Frank (1765-1839), of Kirklington, Notts. - History of Parliament Online". Retrieved 30 August 2016.