Columbia subject headings:
Artists' preparatory studies--Exhibitions.
Drawing, French--19th century--Exhibitions.
Ingres, Jean-Auguste-Dominique, 1780-1867--Exhibitions.
Harvard subject headings:
Artists' preparatory studies--Exhibitions.
Drawing, French--19th century--Exhibitions.
Ingres, Jean-Auguste-Dominique, 1780-1867--Exhibitions.
Princeton subject headings:
Artists' preparatory studies--Exhibitions.
Drawing, French--19th century--Exhibitions.
Ingres, Jean-Auguste-Dominique, 1780-1867--Exhibitions.