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 Chislehurst]
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The following is a summary of the work carried out during the year:—
| TYPE OF PROPERTY | ||||
|---|---|---|---|---|
| Non-Agricultural | ||||
| Local Authority | Dwellings (including Council Houses) | Others Business (inc. L.A. Business) | Agricultural | |
| Number of properties inspected as a result of:— | ||||
| (a) Notification (Complaints, etc.) | 20 | 428 | 52 | — |
| (b) Survey under Act (Visits as a result of (a), etc.) | 29 | 553 | 50 | — |
| (c) Otherwise (e.g., visits primarily for other purpose) | — | 57 | 32 | — |
| Total inspections carried out | 110 | 3,915 | 194 | 2 |
| Number of properties inspected found infested: | ||||
| (a) Rats (Major) | — | — | — | — |
| (Minor) | 31 | 725 | 65 | — |
| (b) Mice (Major) | 1 | — | — | — |
| (Minor) | 1 | 39 | 15 | — |
| Number of infested properties treated by L.A. | 26 | 721 | 66 | 1 |
| Total treatments—including re-treat-ments and those carried out privately to properties | 34 | 769 | 87 | 1 |
| Number of notices (verbal or written): | ||||
| (a) Treatment | — | 30 | 11 | — |
| (b) Structural (e.g., Proofing) | — | 31 | 9 | — |
| Number of "Block" control schemes carried out | — | 5 | — | — |
SEWER INFESTATION.
The result of this test was favourable when compared with some other areas, but maintenance treatments were instituted during the months of June and November.
| Number Manholes treated | No. manholes in which | |||
|---|---|---|---|---|
| " Complete takes " | " Partial takes " | "No takes " | ||
| Test Bait (10% manholes treated) | 205 | 9 | 5 | 191 |
| 1st Maintenance treatment (June) | 111 | 29 | 9 | 73 |
| 2nd Maintenance treatment (Nov.) | 112 | 16 | 9 | 87 |