Alan Sondheim has
been in two exhibitions at MoMA,
between 1976 and 1981.
3 October to 30 November 1976
Barbara London, Alan Sondheim, Ron Hays and Michael Tilson Thomas, among others, were involved.
16 January to 18 February 1981
Gary Hill, Alan Sondheim, Claude Beller and Michael Marton, among others, were involved.