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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TABLE XXXII.—Form C.
Methods of Rat Destruction Employed.
| Name of Vessel. | Date of arrival. 1923. | From infected port. | Whether infected, or suspected. | Fumigation by Sulphur Dioxide. | Fumigation by Hydro-cyanic Acid. | Trapping, poisoning, &c. | No. of rats killed. | Whether a certificate of deratisation was issued. | |
|---|---|---|---|---|---|---|---|---|---|
| City of Nagpur | Jan. 1 | Calcutta | - | - | - | Traps | - | - | |
| Baradine | 1 | Sydney | - | - | - | Traps & Poison | 52 | - | |
| Suncliffe | 1 | Bussorah | - | - | - | - | - | - | |
| Stroma | 1 | S. Nicholas | - | - | - | - | - | - | |
| Clan Urquhart | 1 | Bombay | - | - | - | Traps | 6 | - | |
| Montagah | 2 | Smyrna | - | - | - | - | - | - | |
| Patroclus | 2 | Java | - | - | - | - | - | - | |
| Glenaff | 2 | Yokohama | - | - | - | - | - | - | |
| Clan Matheson | 2 | Chittagong | - | - | - | Traps | - | - | |
| 10 | Carlow Castle | 2 | Mombasa | - | - | - | - | 12 | - |
| Lily | 2 | Cartagena | - | - | - | — | - | - | |
| Nankin | 3 | Yokohama | - | - | - | Traps | 105 | - | |
| Iris | 3 | Valencia | - | - | - | - | - | - | |
| Amazon Maru | 3 | Yokohama | - | - | - | Traps | 4 | - | |
| Friedag | 3 | Carthagena | - | - | - | - | - | - | |
| Discoverer | 3 | Mauritius | - | - | - | Traps | - | - | |
| Clan Cumming | 3 | Vizagapatam | - | - | - | Traps | - | - | |
| City of Oran | 3 | Hankow | - | - | - | Traps | 7 | - | |
| Macharda | 3 | Calcutta | - | - | - | Traps | 12 | - | |
| 20 | Highland Laddie | 4 | La Plata | - | - | - | Traps & Poison | - | - |
| Nireus | 4 | Piraeus | - | - | - | - | - | - | |
| Sambre | 5 | Rio Grande do Sul | - | - | - | - | - | - | |
| Philoctetes | 5 | Yokohama | - | - | - | - | - | - | |
| Shrewsbury | 5 | Sfax | - | - | - | - | - | - | |
| Ionic Star | 5 | Zarate | - | - | - | - | 7 | - | |
| Duquesa | 5 | Buenos Aires | - | - | - | - | 4 | - | |
| Paratah | 5 | Sydney | - | - | - | - | - | - | |
| Boeroe | 6 | Sourabaya | - | - | - | - | - | - | |
| Caledonia | 6 | Bombay | - | - | - | Traps | 46 | - | |
| 30 | Clan Chisholm | 6 | Tamatave | - | - | - | - | - | - |
| Jervis Bay | 6 | Brisbane | - | - | - | - | - | - | |
| Dakar Maru | 6 | Yokohama | - | - | - | Traps | - | - | |
| Dampto | 6 | Lagos | - | - | - | - | 5 | - | |
| Yselhaven | 6 | Rosario | - | - | - | - | - | - | |
| Themistocles | 7 | Brisbane | - | - | - | - | - | - | |
| Drummensfjord | 7 | Madagascar | - | - | - | Traps & Poison | 79 | - | |
| Mandala | 8 | Calcutta | - | - | - | - | - | - | |
| Ingleby | 8 | Alexandria | - | - | - | Traps & Poison | 17 | - | |
| Canonesa | 8 | Buenos Aires | - | - | - | - | - | - | |
| 40 | Herefordshire | 8 | Rangoon | - | - | - | - | 113 | - |
| Defender | 8 | Calcutta | - | - | - | Traps | - | - | |
| Carried forward | 469 | ||||||||