Columbia subject headings:
Netherlands--Biography--Portraits--Exhibitions.
Netherlands--Biography.
Portrait painters--Netherlands--Biography.
Willink, Carel, 1900-1983--Exhibitions.
Willink, Carel, 1900-1983--Friends and associates--Portraits--Exhibitions.
Harvard subject headings:
Netherlands--Biography--Portraits--Exhibitions.
Netherlands--Biography.
Portrait painters--Netherlands--Biography.
Willink, Carel, 1900-1983--Exhibitions.
Willink, Carel, 1900-1983--Friends and associates--Portraits--Exhibitions.
Princeton subject headings: