Columbia subject headings:
Illinois--Politics and government--To 1865.
Lincoln, Abraham, 1809-1865--Political career before 1861.
Lincoln-Douglas Debates, Ill., 1858.
United States--Politics and government--1849-1861.
Harvard subject headings:
Illinois--Politics and government--To 1865.
Lincoln, Abraham, 1809-1865--Political career before 1861.
Lincoln-Douglas Debates, Ill., 1858.
United States--Politics and government--1849-1861.
Princeton subject headings:
Illinois--Politics and government--To 1865.
Lincoln, Abraham, 1809-1865--Political career before 1861.
Lincoln-Douglas Debates, Ill., 1858.
United States--Politics and government--1849-1861.