Columbia subject headings:
Biographers--United States--Biography.
Herndon, William Henry, 1818-1891.
Lincoln, Abraham, 1809-1865--Friends and associates.
Harvard subject headings:
Biographers--United States--Biography.
Herndon, William Henry, 1818-1891.
Lawyers--United States--Biography
Lincoln, Abraham, 1809-1865--Career in law.
Lincoln, Abraham, 1809-1865--Friends and associates.
Princeton subject headings: