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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Methods of Rat Destruction Employed—
| Name of Vessel. | Date ol arrival. | 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. | |
|---|---|---|---|---|---|---|---|---|---|
| 1923. | Brought forward | 2,507 | |||||||
| Ingoma | Mar. 22 | Demerara | - | - | - | - | 23 | - | |
| Jason | 22 | Macassar | - | - | - | Traps | — | - | |
| 360 | Nurnberg | 22 | Candia | - | - | - | — | — | - |
| Kangean | 23 | Batavia | - | - | - | — | — | - | |
| Cavalla | 23 | Palias | - | - | - | — | — | - | |
| Andyk | 23 | Rangoon | - | - | - | - | — | - | |
| Rolf Jarl | 23 | Catania | - | - | - | — | — | - | |
| Johanne | 23 | Valencia | - | - | - | — | — | - | |
| Caledonia | 23 | Bombay | - | - | - | T raps | 47 | - | |
| Mito Maru | 23 | Yokohama | - | - | - | — | 3 | - | |
| Dione | 23 | Valencia | - | - | - | — | — | - | |
| Atsuta Maru | 23 | Yokohama | - | - | - | — | 32 | - | |
| 370 | Gothenhof | 24 | Pireaus | - | - | - | — | — | - |
| Mondego | 24 | Lisbon | - | - | - | — | — | - | |
| Sharistan | 24 | Basra | - | - | - | - | - | - | |
| City of York | 24 | Kobe | - | - | - | Traps | 5 | - | |
| Nebraska | 24 | Beunos Aires | - | - | - | Traps | - | - | |
| Svinta | 24 | Valencia | - | - | - | - | - | - | |
| Stephen | 25 | Para, Brazil | - | - | - | — | — | - | |
| Basis | 25 | Santiago, Cuba | - | - | - | — | — | - | |
| Cortes | 26 | Barcelona | - | - | - | - | - | - | |
| Ella | 27 | Oporto | - | — | - | — | — | - | |
| 380 | Troilus | 27 | Yokohama | - | - | - | Traps | — | - |
| Masula | 27 | Karachi | - | - | - | Traps & Poison | 51 | - | |
| Benefactor | 27 | Calcutta | - | - | - | - | - | - | |
| Rhesus | 28 | Shanghai | - | - | - | Traps | — | - | |
| Highland Laddie | 28 | Beunos Aires | - | - | - | Traps & Poison | — | - | |
| Dictator | 28 | Cabadello | - | - | - | - | — | - | |
| Goorhka | 28 | Beira and Suez | - | - | - | - | 14 | - | |
| Clan MacFarlane | 28 | Calcutta | - | - | - | Traps | - | - | |
| Rialto | 28 | Mangalore | - | - | - | Traps | 8 | - | |
| Venetian | 28 | Alexandria | - | - | - | Ratcatcher | — | - | |
| 390 | Telemachus | 29 | Cebu | - | - | - | Traps | — | - |
| Duquesa | 29 | Beunos Aires | - | - | - | — | 15 | - | |
| Olaf | 29 | Soura | - | - | - | — | — | - | |
| Helios | 29 | Bathurst | - | - | - | — | — | - | |
| Clan MacNab | 30 | Bombay | - | - | - | Traps | — | - | |
| Heinrich Schuldt | 30 | Valencia | - | - | - | — | — | - | |
| Gummar | 30 | Ditto | - | - | - | — | — | - | |
| Khiva | 31 | Yokohama | - | - | - | Traps & Cats | — | - | |
| Kapela | 31 | Bathurst | - | - | - | — | — | — | |
| Leicestershire | 31 | Rangoon | - | - | - | Traps | — | - | |
| 400 | Sandon Hall | 31 | Ditto | - | - | - | Traps | 6 | - |
| Devanha | 31 | Bombay | - | - | - | Traps | 19 | - | |
| Carried forward | 2,730 | ||||||||