Columbia subject headings:
Drawing, Dutch--15th century.
Drawing, Dutch--16th century.
Drawing, Dutch--Catalogs.
Drawing, Flemish--15th century.
Drawing, Flemish--16th century.
Drawing, Flemish--Catalogs.
Drawing, German--15th century.
Drawing, German--16th century.
Drawing, German--Catalogs.
Fondation Custodia--Catalogs.
Lugt, Frits, 1884-1970--Art collections--Catalogs.
Harvard subject headings:
Drawing, Dutch--15th century--Catalogs.
Drawing, Dutch--16th century--Catalogs.
Drawing, Flemish--15th century--Catalogs.
Drawing, Flemish--16th century--Catalogs.
Drawing, German--15th century--Catalogs.
Drawing, German--16th century--Catalogs.
Drawing--Private collections--France--Paris--Catalogs.
Fondation Custodia--Catalogs.
Lugt, Frits, 1884-1970--Art collections--Catalogs.
Princeton subject headings:
Catalogs.
Drawing, Dutch--Catalogs.
Drawing, Flemish--Catalogs.
Drawing, German--Catalogs.
Drawing--15th century--Belgium--Catalogs.
Drawing--15th century--Germany--Catalogs.
Drawing--15th century--Netherlands--Catalogs.
Drawing--16th century--Belgium--Catalogs.
Drawing--16th century--Germany--Catalogs.
Drawing--16th century--Netherlands--Catalogs,.
Drawing--Private collections--France--Paris--Catalogs.
Fondation Custodia--Catalogs.
Lugt, Frits, 1884-1970--Art collections--Catalogs.