Columbia subject headings:
Pittman, Portia Marshall Washington, 1883-1978.
Washington, Booker T., 1856-1915.
Harvard subject headings:
Pittman, Portia Marshall Washington, 1883-1978.
Washington, Booker T., 1856-1915.
Princeton subject headings:
Pittman, Portia Marshall Washington, 1883-1978.
Washington, Booker T., 1856-1915.