Columbia subject headings:
United States--Biography.
United States--History--1865-1921--Biography.
United States--Intellectual life--1865-1918.
Harvard subject headings:
United States--Biography.
United States--History--1865-1921--Biography.
United States--Intellectual life--1865-1918.
Princeton subject headings:
United States--Biography.
United States--History--1865-1921--Biography.