air raid precautions handbook Personal protection against gas / issued by the Home Office, Air raid precautions department Experiments in anti-gas protection of houses / Home Office , Air raid precautions department Anti-gas protection of babies and young children / 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 Secret science : a century of poison warfare and human experiments / Ulf Schmidt Protection against gas and air raids : Pamphlet No. 1 : Protection against gas in the field Foreløbigt reglement for beskyttelse mod krigsgas detection and identification of war gases : notes for the use of gas identification officers / Ministry of Home Security, Air raid precautions department Handleiding gasbescherming : Handleiding gasbescherming Air Raid Precautions. Handbook no.1. Personal Protection Against Gas Air Raid Precautions. Handbook no.2. First Aid and Nursing for Gas Casualties
