Columbia subject headings:
Harvard subject headings:
Beaufort, Gustave--Diaries.
Senlis (France)--History.
World War, 1914-1918--France--Senlis.
World War, 1914-1918--Personal narratives, French
Princeton subject headings:
Senis (France)--History, Military.
World War, 1914-1918--France--Senlis.
World War, 1914-1918--Personal narratives, French.