London's Pulse: Medical Officer of Health reports 1848-1972

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Hints from the Health Department. Leaflet from the archive of the Society of Medical Officers of Health. Credit: Wellcome Collection, London

City of London 1920

Report, Medical Officer of Health, on rat repression in the City 1920

Published
1920
Author
Howarth, William. J.
Pages
24
Tables
3

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3 tables in this report

  • Page 9
    Information showing the results of continuous Varnish Trapping in certain premises in the City.
    Premiseslin Joiners' Hall Court.Premises in Old Bailey.Premises in Great Tower Street.Offices in Queen Victoria Street.
    Date.No. of Cards set.No. of Rats caught.Date.No. of Cards set.No. of Rats caught.Date.No. of Cards set.No. of Rats caught.Date.No. of Cards set.No. of Rats caught.
  • Page 11
    Table showing the number of rats caught in Copenhagen in the years 1907-08 to 1918-19, the totals being divided into quarterly periods:— Quarterly Periouds
    July, August and Sept.Oct., Nov. and Dec.Jan., Feb. and March.April, May, and June.Total for the Ytar.
  • Page 13
    Apparently rats exist in nature in the ratio of about seven males to ten females. I have, however, not been able to obtain any considerable series of numbers which would support this ratio. Mr. Jennison has favoured me with the sexes of the rats which have been raptured at the Zoological Gardens, Manchester, during recent years, and these are as follows:—
    Year.Date.Captures.
    Males.Females.Total.