Columbia subject headings:
Art museums--Netherlands--Congresses.
Art--Collectors and collecting--Netherlands--Congresses.
Harvard subject headings:
Art museums--Netherlands--Congresses.
Art--Collectors and collecting--Netherlands--Congresses.
Art--Private collections--Netherlands--Congresses.
Princeton subject headings:
Art museums--Netherlands--Congresses.
Art--Collectors and collecting--Netherlands--Congresses.
Art--Private collections--Netherlands--Congresses.