Subject
- War36
- War casualties36
- War diaries36
- World War (1914-1918)36
- Military intelligence6
- Gases, Asphyxiating and poisonous--War use3
- Battle of Arras (Arras, France : 1918 August-September)2
- Gases, Asphyxiating and poisonous--War use--Safety measures2
- Allied Intervention in Soviet Union (Soviet Union : 1918-1920)1
- Armistice Day1
- Armistices1
- Battle of Arras (Arras, France : 1917)1
- Battle of Cambrai (Cambrai, France : 1918)1
- Battle of Hill 70 (France : 1917)1
- Battle of Vimy Ridge (France : 1917)1
- Battle of Ypres (2nd) (Ieper, Belgium : 1915)1
- Butts, Mary, 1890-19371
- Canada. Canadian Army. Canadian Expeditionary Force1
- Canada. Canadian Army. Canadian Expeditionary Force (Siberia)1
- Diplomatic relations1