a=415    aam    academy of ancient music    authentic instruments    authentic performance    bach    bach cantata    bach sinfonia    baroque music    baroque oboe    baroque orchestra    bojan cicic    bojan cicic violin    cantata    cantata 156    classical music    early instruments    early music    english consort    hip    historically informed performance    j.s. bach    leo daurte oboe    leo duarte    oboe    orchestra    orchestra of the age of enlightenment    period performance    peter whelan    peter whelan harpsichord