Columbia subject headings:
Flint, Thomas, 1824-1904.
Overland journeys to the Pacific.
Physicians--Biography.
Pioneers--Biography.
Harvard subject headings:
Flint, Thomas, 1824-1904.
Overland journeys to the Pacific
Physicians--Travel.
Princeton subject headings:
Flint, Thomas, 1824-1904.
Overland journeys to the Pacific.
Physicians--Biography.
Pioneers--Biography.