Columbia subject headings:
Artistic collaboration--Exhibitions.
Ashbery, John, 1927-2017--Exhibitions.
Hammond, Jane, 1950---Exhibitions.
Harvard subject headings:
Artistic collaboration--Exhibitions.
Ashbery, John, 1927-2017--Exhibitions.
Hammond, Jane, 1950---Exhibitions.
Princeton subject headings:
Ashbery, John, 1927-2017--Exhibitions.
Hammond, Jane, 1950---Exhibitions.