APA (7th ed.) Citation

London County Council. (1850). King's College Pond Sewer, Tybourne. [London County Council?].

Chicago Style (17th ed.) Citation

London County Council. King's College Pond Sewer, Tybourne. [London]: [London County Council?], 1850.

MLA (9th ed.) Citation

London County Council. King's College Pond Sewer, Tybourne. [London County Council?], 1850.

Warning: These citations may not always be 100% accurate.