This 1945 film that is free to watch on the BFI site looks at the civil defence services in and around Leatherhead. Covers many of the CD personnel - wardens, rescue, nurses etc. Of interest is the footage inside a wardens' post. There is a Head Warden (white helmet with single black stripe who has Home Guard titles below his Warden shoulder title. Not often seen.
Watch Civilians in Uniform
News about interesting insignia, ARP related info and period photos that turn up.