Figure 3.
The image presents a map of a London area featuring various waterways, locations, and sewer lines. It displays geographical names such as Hampstead, Islington, Notting Hill, and Waterloo, with roads and waterways marked in blue and sewer lines highlighted in pink. Dotted lines indicate significant boundaries or features. The layout is arranged to illustrate connections between different areas of London, with a focus on their relative positions to the waterways and sewer systems.Main sewers vested in Metropolitan Board of Works 1856 (©Thames Water)