Filtering by: Creator Great Britain. Army. General Staff. General Headquarters, Issuing body Remove constraint Creator: Great Britain. Army. General Staff. General Headquarters, Issuing body Format Pamphlets Remove constraint Format: Pamphlets Keyword Unassigned Remove constraint Keyword: Unassigned Location Manuscripts & Archives Research Library, Trinity College Dublin Remove constraint Location: Manuscripts & Archives Research Library, Trinity College Dublin Subject World war, 1914-1918--Pamphlets Remove constraint Subject: World war, 1914-1918--Pamphlets Subject Gas masks Remove constraint Subject: Gas masks Title Defensive measures against attacks Remove constraint Title: Defensive measures against attacks