Columbia subject headings:
Abramov, Ayala Zacks--Art collections--Exhibitions.
Art, Modern--20th century--Exhibitions.
Zacks, Samuel J.--Art collections--Exhibitions.
Harvard subject headings:
Abramov, Ayala Zacks--Art collections--Exhibitions.
Art, Modern--20th century--Exhibitions
Zacks, Samuel J.--Art collections--Exhibitions.
Princeton subject headings: