Leigh's new picture of London. pp.  82. |access-date= requires |url= (help) "The House of Commons 1790-1820", and "The Newgate Legacy" (PDF).
Leigh's new picture of London. tr. 82.  ||ngày truy cập= cần |url= (trợ giúp) ^ "The House of Commons 1790-1820", and ^ “The Newgate Legacy” (PDF).