The French division of the massive EMI corporation has released a compendium called Les Introuvables de Dietrich Fischer-Dieskau (EMI 68509, six CDs), and it contains so much outstanding material that one feels churlish complaining about what it lacks. But here we go. These six discs contain more than 125 lieder, ballads, cantatas and songs – primarily in German, but also in French, Italian, Latin and English – recorded mostly in the 1950s and '60s when Dietrich Fischer-Dieskau's voice was one of the wonders of the musical universe.

The set includes 17th and 18th century arias and songs from England by Purcell, Handel and Green, French art-songs by Debussy and Fauré, as well as canciones by Spanish composers including Enrique Granados and Joaquín Turina.

The most comprehensive edition devoted to Gioachino Rossini marking his 150th anniversary.
Born in 1792, Rossini was the most popular opera composer of his time. Although he retired from the Opera scene in 1829, he continued to compose in other genres, including sacred music, piano and chamber works. He did gather his late works under the ironic title Péchés de vieillesse (Sins of Old Age), which veils a true collection of masterworks.

"In the typically genial 2 CD collection of Schubert duets, trios and quartets are resurrected golden age stereo analogue recordings made in 1973. These come to 25 works, all piano accompanied. The artists are the elite of the day. The only name unfamiliar to me was the tenor Horst R Laubenthal. No corners are cut with the notes which have been freshly penned by Malcolm Macdonald. On the other hand there are no texts or translations.