Greater London topographic maps

Average elevation: 35 m

Average elevation: 25 m

1804. The Surrey Iron Railway was enhanced by the "Coulsdon Merstham & Godstone Railway". These were horsedrawn railways which carried quarried materials and crops from Coulsdon and Merstham, and returned with fuel, metals and other materials. To maintain a regular elevation at Coulsdon required large changes…

Average elevation: 125 m

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Average elevation: 65 m

If deemed to still include Osterley, elevations range from 27 m (89 ft) in the northwest to 4.9 m (16 ft) by the Thames OD. The boundaries are longstanding, subject to twentieth-century western and southern circonscriptions: Isleworth is east of the town of Hounslow which has more retail and offices, in the…

Average elevation: 19 m

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Average elevation: 28 m

Average elevation: 44 m

Average elevation: 38 m

Its name is very often abbreviated to just Barnet, which is also the name of the borough of which it forms a part; the town has been part of Greater London since 1965 after the abolition of Barnet Urban District then in Hertfordshire. Chipping Barnet is also the name of the Parliamentary constituency covering…

Average elevation: 95 m

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After Anderson died, ownership passed to the Nettlefold family and subsequently to Frederick Nettlefold the brother of Joseph Nettlefold and a member of the family that founded the Nettlefolds Ltd. engineering firm which later became GKN. Nettlefold is commemorated, as a result of his charitable works, by a…

Average elevation: 58 m

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Average elevation: 33 m

Prior to the Anglian glaciation, a "proto-Mole-Wey" river was flowing northwards from the Weald and North Downs, through the "Finchley depression" and Palmers Green, to join the proto-Thames somewhere around Hoddesdon, at what is today an altitude of around 60 metres. It was this river which, during the course…

Average elevation: 41 m

Average elevation: 80 m

Average elevation: 34 m