Studying the habits of the night moth; probably an unused drawing for one of the ‘How to…’ books, reproduced in Inventions 1 Jan 1973
Cooling buoys lowering the temperature of the gulf stream to chill the ardour of our enemy in the battle of the Atlantic 22 Oct 1945
A simple precaution to save the staircarpet when in constant use, (alternative version of the drawing on p33, not published) 1 Jan 1943
Why are people disagreeable at breakfast time? – because they get out of bed on the wrong side. This is how to prevent it 7 Oct 1942