All posts tagged Hassall

Under the lens : London’s water examined in the 1853-4 cholera pandemic. LSHTM Rare Books Blog series No. 4. May 2022.

Figure 1:  Colourful organisms in a sample of the water supplied by the Southwark & Vauxhall Company to St. Thomas’s Hospital in 1854 as seen under the microscope (Hassall 1855a : page 248, Plate 19).

This illustration of a microcosm of the natural world in London’s water in…

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