About Beverly Sills
Beverly Sills' recording of Lucia di Lammermoor with Carlo Bergonzi, conducted by Thomas Schippers, was released on compact disc on March 12, 2002.  Available from amazon.com.  Also available from amazon.co.uk.
Opera Pages johnrpierce.com
Beverly Sills - Donizetti - The Three Queens

Strauss -
Ariadne auf Naxos / Beverly Sills, Claire Watson, Robert Nagy, John Reardon, Erich Leinsdorf, Boston Symphony Orchestra (1969)

Concert performance of 1912 version of opera

Beverly Sills at Barnes&Noble.com
Beverly Sills, the beloved American soprano who parlayed a brilliant singing career into influential arts management posts, died Monday July 2, 2007, in New York. She was 78