Requirements of civilian respirators / Home office, Air raid precautions department Certification mark for filtration plants giving protection against poison gases used in war / Home Office, Air raid precautions department Air raid warning signals / Home office , Air raid precautions department protection of your home against air raids / Home Office circular Air riad precautions : provision of hospital accomodation A.R.P. casualty service stretcher support, 4-stretcher type Report on air raid precautions Air raid : the technique of silent approach, high explosive, panic / J. Langdon-Davies Modern war and defence reconstruction / J.R. Kennedy Manual of naval cookery emergency medical services memorandum Structural and other precautions against air raid risks in hospitals / issued by the Ministry of Health and the Department of Health fo Scotland emergency medical services memorandum Memorandum for the guidance of medical officers and other personnel at first aid posts / issues by Ministry of Health