Columbia subject headings:
Hours of Catherine of Cleves.
Illumination of books and manuscripts, Dutch.
Harvard subject headings:
Books of hours.
Catherine, of Cleves, Duchess, consort of Arnold, van Egmond, Duke of Gelderland, 1417-1476--Art patronage.
Hours of Catherine of Cleves
Illumination of books and manuscripts, Dutch
Master of Catherine of Cleves, active 1430-1460
Princeton subject headings:
Books of hours.
Illumination of books and manuscripts, Dutch.