Columbia subject headings:
Jews--North Dakota--Biography.
Jews--North Dakota--Social life and customs.
North Dakota--Ethnic relations.
Trupin, Sophie.
Harvard subject headings:
Jews--North Dakota--Biography.
Jews--North Dakota--Social life and customs.
North Dakota--Ethnic relations.
Trupin, Sophie.
Princeton subject headings:
Frontier and pioneer life--North Dakota.
Jews--North Dakota--History.
Trupin, Sophie.