House-drainage, sewerage and sewage disposal in relation to health / by Louis C.Parkes.

  • Parkes, Louis Coltman, 1857-1942.
Date:
1909
Catalogue details

Licence: In copyright

Credit: House-drainage, sewerage and sewage disposal in relation to health / by Louis C.Parkes. Source: Wellcome Collection.

Provider: This material has been provided by London School of Hygiene & Tropical Medicine Library & Archives Service. The original may be consulted at London School of Hygiene & Tropical Medicine Library & Archives Service.

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    and pail-closets, and to the improved methods of sanitary administration which have followed upon the recognition of the channels by which enterica is spread. ENGLAND AND WALES Annual Death-rates per Million of Population in Groups of Years from Diarrhoea 1250 1200 1150 1100 1050 I00O. 950 90O 850 800 750 700 650 600 550 500 450 4O0 350 300 250 200 J 50 100 50 O 1869-701871-751876-80 1881-85 891-95 1 8961900 190105 906-07 A The remarkable reduction in the prevalence of enteric fever in the County of London since the year 1902 (see Table III. and Diagram) is probably in some considerable