BECKENHAM. Bellingham Lower Sydenham Southend Clock House 1937 old vintage map'Beckenham, Bellingham, Lower Sydenham, New Beckenham , Southend' Map section #111 This map is one section from a 1937 Street Atlas of Greater London. This section of the map depicts the following suburbs in 1937: Beckenham,Bellingham,Lower Sydenham,New Beckenham ,Southend The maps in this series show London during the rapid interwar suburban expansion. Many areas shown in the outer suburbs as undeveloped land on these maps are now built up. Less