Columbia subject headings:
Artists--United States--Biography.
Courbet, Gustave, 1819-1877--Friends and associates.
Courbet, Gustave, 1819-1877--Psychology.
Courbet, Gustave, 1819-1877.
Painters--France--Biography.
Whistler, James McNeill, 1834-1903--Friends and associates.
Whistler, James McNeill, 1834-1903--Psychology.
Whistler, James McNeill, 1834-1903.
Harvard subject headings:
Princeton subject headings:
Artists--History--19th century.
Courbet, Gustave, 1819-1877--Criticism and interpretation.
Courbet, Gustave, 1819-1877--Friends and associates.
Hiffernan, Joanna, approximately 1843-
Whistler, James McNeill, 1834-1903--Criticism and interpretation.
Whistler, James McNeill, 1834-1903--Friends and associates.