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A local government district of Middlesex 1881-1965.

It became an urban district in 1894, and a municipal borough in 1933.

It was combined with the Municipal Borough of Enfield and the Municipal Borough of Edmonton to form the present-day London Borough of Enfield.

The Wikipedia page is [1].

Film of the Charter Day here.

An article on the Coat of Arms here

See also List of Mayors of Southgate