When Did Glenys Linos Die?

Glenys Linos was a British operatic mezzo-soprano. She appeared under the name Glenys Loulis until 1974. She performed widely across Europe from the 1960s to the early 1990s, appearing at major opera houses including the Opernhaus Zürich, Bayerische Staatsoper, Opéra de Paris, Royal Opera House, and La Scala.