Columbia subject headings:
Harvard subject headings:
Missionaries, Medical--Borneo--Biography.
Missionaries--Borneo.
Missions--Borneo--Biography.
Nurses--Borneo--Biography.
Nurses--Borneo--Correspondence.
Physicians--Borneo--Biography.
Physicians--Borneo--Correspondence.
Vischer-Mylius, B. (Betsy), 1900-1943.
Vischer-Mylius, M. (Mattheus), 1896-1943.
Princeton subject headings:
Missionaries, Medical--Borneo--Biography.
Nurses--Borneo--Biography.
Physicians--Borneo--Biography.
Vischer-Mylius, B. (Betsy) 1900-1943.
Vischer-Mylius, M. (Mattheus), 1896-1943.