Columbia subject headings:
Harvard subject headings:
Black, Mary Louisa--Diaries.
Diaries.
Oregon National Historic Trail.
Overland journeys to the Pacific.
Pioneers--West (U.S.)--Diaries
West (U.S.)--Description and travel.
Women pioneers--West (U.S.)--Diaries.
Princeton subject headings:
Black, Mary Louisa--Diaries.
Diaries.
Oregon National Historic Trail.
Overland journeys to the Pacific.
Pioneers--West (U.S.)--Diaries.
West (U.S.)--Description and travel.
Women pioneers--West (U.S.)--Diaries.