Milestones

DISCOVERED . A previously unknown ARIA by Johann Sebastian Bach, among a collection of 18th century folio prints that had been removed from a library shortly before it was destroyed by fire last September; by a researcher at the Bach-Archiv foundation; in Weimar, Germany. The piece, for soprano with string or keyboard accompaniment, was written in 1713 when Bach was 28 and is the first composition by him unearthed since the 1975 discovery of new sections of the Goldberg Variations. Although the foundation says the aria isn't a major work, it considers it "a casual piece of exquisite...