Friday 17th December 1937

Anti-gas course. The class donned masks – in 20 seconds from the “slung” position and 12 seconds from the “alert” position. War in Spain! War in China!

I conclude Twilight 1937 with an extract from tonight’s notes:

“System of air attack on civilians. Probable system would be, first, incendiary bombs, second, HE bombs, third, gas bombs…”