Columbia subject headings:
Catholic Church--United States.
Church historians.
Courcy, Henri de.
Harvard subject headings:
Catholic Church--United States.
Church historians
Courcy de Laroche-Héron, Henri de, 1820-1861.
Princeton subject headings:
Catholic Church--United States.
Church historians.
Courcy de Laroche-Héron, Henri de, 1820-1861.