From the Wikipedia page [1]
Ruislip-Northwood was an urban district in west Middlesex, from 1904 to 1965. From its inception Ruislip-Northwood fell within the Metropolitan Police District and from 1933 it was part of the London Passenger Transport Area.
Now part of the London Borough of Hillingdon
A film showing parts of the UDC here.
Some further information here.
See also[]
List of Chairmen of Ruislip-Northwood Urban District Council
