Brandenburg Concertos been debated what instrument Bach had in mind for the "fiauti d'echo" parts. Nowadays these are usually played on alto recorders, although traverse flutes are sometimes used instead: it is also theorized Bach's original intent may have been the flageolet. In some performances, such as those conducted by Nikolaus Harnoncourt, the two recorders are positioned offstage, thus giving an "echo" effect. Bach adapted the 4th Brandenburg concerto as a harpsichord concerto, BWV 1057. Title on autograph score: Concerto 5 à une Traversiere, une Violino principale, une Violino è una Viola in ripieno, Violoncello, Violone è Cembalo concertato. "Concertino": harpsichord, violin,
Strathclyde Concertos of the "Strathclyde Concertos", Davies increased the number of soloists. The Ninth (1994) is scored for six woodwind soloists, while the Tenth (1996) is a concerto for orchestra whose finale is a sort of recapitulation of ideas heard in the earlier concertos. The first two concertos were recorded by Unicorn-Kanchana, with the composer conducting. The remainder were recorded by Collins Classics. This concerto is based on two pre-existent works: Haydn's overture "L'isola disabitata" and a two-part setting of the opening line of Ecclesiastes, "Vanitas vanitatum et omnia vanitas" by the early seventeenth-century composer Jan Albert Ban. Strathclyde Concertos The Strathclyde