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 Handleiding voor het houden van theorieën over: "maatregelen tegen gasaanvallen" : (hoofdstuk VIII van het algemeen tactisch voorschrift) (H.T.M.G.) Collectieve gasbescherming en gasalarmeering Secret science : a century of poison warfare and human experiments / Ulf Schmidt Soviet army Chemical warfare & flame equipment / War Office . MI 10 - Engeland Voorschrift, WO Code No.11679 Handleiding gasbescherming : Deel 1 - Koninklijke Landmacht Voorschrift, no. 52 Protection against gas and air raids : Pamphlet No. 1 : Protection against gas in the field Field service pocket book : Protection against gas - Engeland Voorschrift, 26/GS Publications/557 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
