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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The Staff who joined at Brixham worked continuously throughout
the night on the passage up-Channel and all notifications to Medical Officers of
Health were prepared and got off by post by the afternoon mail#
The Marseilles address list was similarly disposed of and the whole
operation completed by 4 p.m.
RATS DESTROYED DURING 1951, TABLE E.
(l) ON VESSELS.
| Number of | Jan | Feb | Mch | Apl | May | Jne | Jly | Aug | Sep | Dot | Nov | Dec | Total in year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Black Rats | 243 | 193 | 221 | 666 | 209 | 132 | 166 | 190 | 99 | 259 | 227 | 123 | 2,728 |
| Brown Rats | - | - | - | - | - | - | 1 | - | - | - | - | - | 1 |
| Species not recorded | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Rats examined | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Rats infected with plague | - | - | - | - | - | - | - | - | _ | - | - | - | - |
TABLE Fe (2) IN DOCKS, QUAYS, WHARVES AND WAREHOUSES.
| Number of | Jan | Feb | Mch | Apl | May | Jne | Jly | Aug | Sep | Oct | Nov | Dec | Total in year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Black Rats | 248 | 183 | 261 | 302 | 297 | 250 | 240 | 321 | 323 | 332 | 257 | 206 | 3,220 |
| Brown Rats | 291 | 176 | 216 | 303 | 517 | 548 | 230 | 393 | 242 | 339 | 270 | 337 | 3,862 |
| Species not recorded | - | - | - | - | - | - | - | - | - | - | - | - | |
| Rats examined | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Rats infected with plague | - | - | - | - | - | - | - | - | - | _ | - | - | - |
TABLE G.
MEASURES OF RAT DESTRUCTION IN PLAGUE "INFECTED" OR "SUSPECTED" VESSELS OR VESSELS FROM PLAGUE INFECTED PORTS ARRIVING IN THE
PORT DURING THE YEAR.
| Total No. of such vessels arriving | No.of such vessels fumigated by SO2. | No. of rats killed | No.of such vessels fumigated By HCN. | No .of rats killed | No. of such vessels on which trapping ,poisoning etc., was employed | No.of rats killed | No.of such vessels on which measures of rat destruction were not carried out. |
|---|---|---|---|---|---|---|---|
| 2,025 | - | - | 98 | 1,952 (423 Mice) | 362 | 143 (73 Mice | 1,663 |
TABLE II.
EERATISATI0N CERTIFICATES AND DERATISATION EXEMPTION CERTIFICATES
ISSUED DURING THE YEAR.,
| No, of ships | Number of Deratisation Certificates issued | No. of Deratisa-tion Exemption Certificates issued. | Total Certificates issued. | |||||
|---|---|---|---|---|---|---|---|---|
| After Fumigation with | After trapping Poisoning etc. | Total | ||||||
| HCN | SO2 | 1080 | ||||||
| Ships up to 300 tons | 160 | - | - | - | - | - | 160 | 160 |
| " from 301 to 1,000 tons | 190 | 6 | - | 1 | - | 7 | 183 | 190 |
| " " 1,001 to 5,000' " | 176 | 25 | - | - | - | 25 | 151 | 176 |
| " " 3,001 to 10,000 " | 417 | 75 | • | - | - | 75 | 342 | 417 |
| " over 10,000 tons | 57 | 7 | - | - | - | 7 | 50 | 57 |
| Totals | 1,000 | 113 | - | 1 | - | 114 | 886 | 1,000 |
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