June 1941

Wanted Ideas for Synthetic Nav.
Without Comment
Oxygen and All That

August 1941

What the Hun is Doing
Let the Hun do it
Rely on your aircraft
A note on Night Vision

September 1941

Fighter Guns
That Ground Loop! Why?
Calling All Navigators
P.O. Prune catches a Code

November 1941

How's your shooting?
Two Dozen Don'ts for prisoners of War
Oil
"I never discuss my work" - Cartoon