Both helmet and gas-mask .
Probably... well... Air Raid Precautions...
air raid sirens would signal there was going to be an air attack when this happened people would cram into air raid shelters
The A.R.P. are the air raid percausion
yes!
To warn people of bombs falling.
An air raid warden.
CHRIPUNGI
ARP = Air Raid Precautions.
He was one of the air raid drivers
Air raid sirens were put up to warn civilians.
thats a live
nothing