10 SEPTEMBER 1921, Page 16


[To THE EDITOR or THE " SPECTATOR."] SIR,—At the Sanitary Inspectors' Conference, held in Bath, there were some interesting and appalling figures shown as to the destruction done by rats and mice, and suggestions how to reduce these pests were offered. We all know the danger of disease being carried by rats, but have we ever realized the greater danger of cancer germs being conveyed by mice? If all householders knew this risk they would do something to reduce the number of these seemingly innocent creatures, who are more subject to this disease than any other animal. —I am, Sir, &c.,