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. 1930. | Name of Vessel. | Reason for Deratisation. | Action taken. | No. of Ra.ts reported found dead after Fumigation or Trapping. |
|---|---|---|---|---|
| May 27 | ss. "Barracoo" | Rat Infested | Fumigated with sulphur dioxide and trapped. | 21 (10 fum.) (11 trap) |
| „ 28 | ss. "Eoyal Star" | Owner's request for Certificate. | Fumigated with sulphur dioxide. | 6 |
| „ 29 | ss. "Jamaica Producer" | Fumigated with hydrogen cyanide. | 2 | |
| June 2 | ss. "Rodney Star" | Fumigated with sulphur dioxide. | Nil. | |
| ss. "Upwey Grange" | 2 | |||
| „ 3 | ss. "Port Bowen" | Nil. | ||
| „ 6 | ss. "Maryland" | 81 | ||
| „ 7 | ss. "Port Alma" | Nil. | ||
| „ 7 | ss. "Andalucia Star" | Nil. | ||
| „ 13 | ss. "Esperance Bay" | Nil. | ||
| „ 14 | ss. "Rangitiki" | Fumigated with hydrogen cyanide. | 1 | |
| „ 14 | ss. "Fordsdale" | Fumigated with sulphur dioxide. | Nil. | |
| „ 16 | ss. "Tuscan Star" | Nil. | ||
| „ 21 | ss. "Somerset" | Nil. | ||
| „ 23 | ss. "Port Hobart" | Nil. | ||
| „ 25 | ss. "Ramon" | Rat Infested | Not known. | |
| ,, 27 | ss. "Bisley" | Not known. | ||
| „ 21 | ss. "Kaisar-I-Hind" | Fumigated with hydrogen cyanide and trapping. | (7 trap) (37 fum.) (88 mice) | |
| „ 25 | ss. "Baltonia" | Owners' request for Certificate. | Fumigated with hydrogen cyanide. | Nil. |
| „ 27 | ss. "Duquesa" | Fumigated with sulphur dioxide. | Nil. | |
| „ 28 | ss. "Port Auckland" | Nil. | ||
| „ 28 | ss. "Port Napier" | Nil. | ||
| Julv 3 | ss. "Teal" | Rat Infested | 54 | |
| „ 8 | ss. "Jervis Bay" | Owners' request for Certificate. | Nil. | |
| „ 4 | ss. "Ruapehu" | Fumigated with hydrogen cyanide. | Nil. | |
| „ 6 | ss. "Avila Star" | Fumigated with sulphur dioxide. | Nil. | |
| „ 7 | ss. "Lapwing" | Rat Infested | 102 | |
| „ 10 | ss. "Trojan Star" | Owners' request for Certificate. | Nil. | |
| „ 12 | ss. "Taranaki" | Nil. | ||
| „ 15 | ss. "Dunster Grange" | Nil. | ||
| 15 | ss. "Afric Star" | Nil. | ||
| 17 | ss. "Seamew" | Rat Infested | 27 | |
| „ 18 | ss. "Fulham" | „ | 268 | |
| „ 18 | ss. "Baronesa" | Owners' request for Certificate. | Nil. | |
| „ 20 | ss. "Almeda Star" | Nil. | ||
| „ 22 | ss. "Ranchi" | Rat Infested | Trapping | 54 |
| „ 23 | ss. "Baltavia" | Owners' request for Certificate. | Fumigated with hydrogen cyanide. | Nil. |
| „ 23 | ss. "Warszawa" | Fumigated with sulphur dioxide. | 37 | |
| ,, 25 | ss. "Northborough" | Rat Infested | 73 | |
| „ 26 | ss. "Sultan Star" | Owners' request for Certificate. | Nil. | |
| „ 26 | ss. "Largs Bay" | 1 | ||
| „ 26 | ss. "Ruahine" | Fumigated with hydrogen cyanide. | Nil. | |
| „ 30 | ss. "Georgios G." | Rat Infested | Fumigated with sulphur dioxide. | 149 |
| „ 31 | ss. "Timios Stavros" | 103 | ||
| Aug. 2 | ss. "Rodney Star" | Owners' request for Certificate. | Fumigated with sulphur dioxide. | Nil. |
| „ 2 | ss. "Stuart Star" | Nil. | ||
| „ 8 | ss. "Port Nicholson" | Nil. |