Columbia subject headings:
Drawing--Private collections--Michigan--Detroit.
Prints, American--Exhibitions.
Prints, European--Exhibitions.
Schwartz, Alan (Alan E.)--Art collections.
Schwartz, Marianne--Art collections.
Harvard subject headings:
Drawing--Private collections--Michigan--Detroit.
Prints, American--Exhibitions.
Prints, European--Exhibitions.
Prints--Exhibitions
Schwartz, Alan (Alan E.)--Art collections.
Schwartz, Alan--Art collections--Exhibitions.
Schwartz, Marianne--Art collections--Exhibitions.
Schwartz, Marianne--Art collections.
Princeton subject headings:
Prints--Exhibitions.
Prints--Private collections--Michigan--Detroit--Exhibitions.
Schwartz, Alan (Alan E.)--Art collections--Exhibitions.
Schwartz, Marianne--Art collections--Exhibitions.