Columbia subject headings:
Longfellow, Henry Wadsworth, 1807-1882.
Harvard subject headings:
Comparative literature--American and Spanish.
Comparative literature--Spanish and American.
Longfellow, Henry Wadsworth, 1807-1882
Princeton subject headings:
Comparative literature--American and Spanish.
Comparative literature--Spanish and American.
Longfellow, Henry Wadsworth, 1807-1882.