Columbia subject headings:
Soviet Union--History--Revolution, 1917-1921--Personal narratives.
Harvard subject headings:
Historians--Russia--Biography
Melʹgunov, S. P. (Sergeĭ Petrovich), 1879-1956.
Political prisoners--Soviet Union--Diaries.
Soviet Union--History--Revolution, 1917-1921--Personal narratives.
World War, 1914-1918--Personal narratives, Russian
Princeton subject headings:
Diaries.
Historians--Russia--Biography.
Melʹgunov, S. P. (Sergeĭ Petrovich), 1879-1956.
Personal narratives.
Political prisoners--Soviet Union--Diaries.
Soviet Union--History--Revolution, 1917-1921--Personal narratives.
World War, 1914-1918--Personal narratives, Russian.