Columbia subject headings:
Geographers--Poland--Diaries.
Polish people--Lithuania--Biography.
Romer, Eugeniusz, 1871-1954--Diaries.
World War, 1914-1918--Personal narratives, Polish.
Harvard subject headings:
Princeton subject headings:
Lithuania--History--German occupation, 1915-1918--Personal narratives, Polish.
Poland--History--German occupation, 1914-1918--Personal narratives.
Poland--History--Wars of 1918-1921--Personal narratives.
Polish people--Lithuania--History--20th century--Diaries.
Romer, Eugeniusz, 1871-1943--Diaries.