Columbia subject headings:
Alger, Horatio, Jr., 1832-1899.
Authors, American--19th century--Biography.
Harvard subject headings:
Alger, Horatio, 1832-1899.
Alger, Horatio, Jr., 1832-1899.
Authors, American--19th century--Biography
Biographies.
Unitarian churches--Clergy--Biography.
Princeton subject headings:
Alger, Horatio, Jr., 1832-1899.
Authors, American--19th century--Biography.