Small notice in the NY Times:
56, died July 3, 2016. She loved Welsh Corgis, and was predeceased by her parents Beverly Sills and Peter B. Greenough. She is survived by her brother Peter Jr., three sisters, Lindley, Nancy and Diana and Joel L. Carr, her friend.
Buffy was born deaf and suffered from multiple sclerosis.
Her father died in 2006, her mother the following year.
Muffy, with her parents