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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Deratisation Certificates—
| Date. 1935. | Name of Vessel. | Reason for Deratisation. | Action taken. | No. of Rats reported found dead after Fumigation or Trapping. |
|---|---|---|---|---|
| May 17 ss. | " Matakana " | Batinfested | Fumigated with Sulphur Dioxide. | 25 by fumigation, 21 by trapping. |
| „ 18 ss. ' | " Buahine " | Owner's request for Certificate. | Fumigated with Hydrogen Cyanide. | Nil. |
| „ 31 ss. | " Nikos T " | Rat infested | Fumigated with Sulphur Dioxide. | 17 |
| June 1 ss. | " Orama " | Owner's request for Certificate. | Fumigated with Hydrogen Cyanide. | Nil. |
| „ 12 ss. | " Jamaica Progress " | 11 | ||
| „ 14 mv | "Rangitane " | Nil. | ||
| „ 15 ss. | " Oronsay " | Nil. | ||
| „ 21 ss. | " Orontes " | Nil. | ||
| ,, 21 mv | . " Dunster Grange " | Fumigated with Sulphur Dioxide. | Nil. | |
| July 3 mv | . " Levernbank " | Rat infested | Fumigated with Hydrogen Cyanide. | Sailed before count could be made. |
| 4 mv | . " Port Fairy " | Owner's request for Certificate. | Fumigated with Sulphur Dioxide. | Nil. |
| „ 5 ss. | " Baronesa " | 3 | ||
| „ 6 ss. | " Jervis Bay " | Infested with mice | Fumigated with Hydrogen Cyanide. | 28 mice by trapping, 66 mice by fumigation. |
| „ 13 ss. ' | 'Tongariro" | Owner's request for Certificate. | Nil. | |
| „ 14 mv | . "Araby" | Bat infested | 15 by trapping 23 by fumigation. | |
| „ 16 mv | . " Macgregor Laird " | Owner's request for Certificate. | 17 | |
| „ 19 mv | . " El Argentino " | Fumigated with Sulphur Dioxide. | Nil. | |
| „ 20 ss. | " Ingoma " | Fumigated with Hydrogen Cyanide. | 75 mice. | |
| „ 20 ss. | " Ormonde " | Nil. | ||
| „ 26 mv | " Rangitata " | Nil. | ||
| „ 27 ss. | " Remuera " | Nil. | ||
| Aug. 1ss. | " Jamaica Producer " | 22 | ||
| „ 1 ss. | " Swainby " | Bat infested | Fumigated with Sulphur Dioxide | 47 by trapping 182 by fumigation. |
| „ 2 ss. | " Duquesa " | Owner's request for Certificate. | Nil. | |
| „8 mv | "Salamaua " | Nil. | ||
| „ 16 ss. | " Otranto " | Fumigated with Hydrogen Cyanide. | Nil. | |
| „ 17 ss. | " Elstree Grange " | Fumigated with Sulphur Dioxide. | Nil. | |
| „17 mv | " Port Chalmers " | Nil. | ||
| „ 19 mv | " Birchbank " | Bat infested | Fumigated with Hydrogen Cyanide. | Sailed before count could be made. |
| ,, 26 ss. | " Lochkatrine " | 48 | ||
| „ 30 ss. | " Upwey Grange " | Owner's request for Certificate. | Fumigated Avith Sulphur Dioxide. | Nil |
| „ 31 ss. | " Marquesa " | 2 | ||
| Sept. 1 ss. | " Churucca " | Bat infested | Nil. | |
| „ 6 sv. | " Ponape " | Fumigated with Hydrogen Cyanide. | 242 | |
| „ 7 ss. | " Rotorua " | Owner's request for Certificate. | Nil. | |
| „ 7 ss. | " Orsova " | Nil. | ||
| „ 13 mv | . " Rangitiki " | Nil. | ||
| ,, 13 ss. | " Hardwicke Grange ' | „ | Fumigated with Sulphur Dioxide. | Nil. |