Labour-saving Note of the Day, 1924

[mme_hardy]

 854.  How to Discover a Dead Rat.  To locate a dead rat in a room catch half-a-dozen blue bottle flies and slip them into a glass jar.  Let the flies out in the room where you suspect the rat is and sit down whilst they fly round.   Within an hour they will have scented the rat and all be buzzing round one spot.   That is where your rat is.  You can then take up the board and remove the pest.

 

Ah, our close-to-the-earth ancestors.   How natural they were, with their simple homely remedies.