Columbia subject headings:
Harvard subject headings:
China--Description and travel.
Missionaries' spouses--China--Biography.
Missionaries, Medical--Canada--Biography.
Missionaries, Medical--China--Biography.
Outerbridge, Margaret, 1909-
Outerbridge, Ralph.
Princeton subject headings:
China--Description and travel.
Missionaries, Medical--Canada--Biography.
Missionaries, Medical--China--Biography.
Outerbridge, Margaret, 1909-
Outerbridge, Ralph, 1911-