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 Camberwell.
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Ice Cream Summary of samples submitted for Methylene Blue Test and Chemical Examination.
Chemical Examination | Methylene Blue Test | ||||
---|---|---|---|---|---|
Satisfactory | Unsatisfactory | Grade I | Grade II | Grade III | Grade IV |
56 | – | 45 | 19 | 9 | 12 |
Ice Lollies and Water Ices Summary of samples submitted for examination.
Bacteriological Examination | Chemical Analysis | |||
---|---|---|---|---|
Satisfactory | Unsatisfactory | Satisfactory | Unsatisfactory | |
Ice Lollies | 19 | – | – | – |
Cream Lollies | 17 | – | – | – |
Assorted Lollies | – | – | 42 | – |
Water (Lemon) Ices | 5 | – | – | – |