Hints from the Health Department. Leaflet from the archive of the Society of Medical Officers of Health. Credit: Wellcome Collection, London
[Report of the Medical Officer of Health for Port of London]
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8.
RATS DESTROYED DURING 1940. Table E. (1) On Vessels.
(a) No. of Rats Destroyed | (b) No. of Rats Examined | (c) No. of Rats found to be Infected with plague. |
---|---|---|
5,115 | 921 | Nil. |
Table F.
(2) In Docks, Quays, Wharves and Warehouses.
(a) No. of Rats Destroyed | (b) No. of Rats Examined | (c) No. of Rats found to be infected with plague. |
---|---|---|
4,157 | 1 ,155 | Nil. |
Table G.
Measures of Rat Destruction on Plague "Infected" or "Suspected" Vessels or Vessels from Plague Infected Ports arriving in the Port during the year.
Number of Vessels fumigated by S02 | 52 |
Number of Rats killed | 1,910 |
Number of Vessels fumigated by HCN | (302 Mice) 44 |
Number of Rats killed | 656 (101 Mice) |
Number of Vessels on which Trapping, Poisoning, etc., were employed | 285 |
Number of Rats killed | 1,436 |
Number of Vessels on which measures of Rat Destruction were not carried out | 663 |
Table H.
Deratisation Certificates and Deratisation Exemption Certificates issued during the Year.
Number of Ships | 829 | |
Number of Deratisation Certificates Issued: | ||
After fumigation with HCN | 51 | |
After fumigation with Sulphur | 66 | |
After fumigation with HCN and Sulphur | - | |
After Trapping, poisoning, etc. | 118 | |
Number of Deratisation Exemption Certificates issued | 711 | |
Total Certificates issued | 829 |