Keyboard concertos by Johann Sebastian Bach 1059) which adds an oboe to the strings and continuo. Most of Bach's harpsichord concertos (with the exception of the 5th "Brandenburg Concerto") are thought to be arrangements made from earlier concertos for melodic instruments probably written in Köthen. In many cases, only the harpsichord version has survived. They are among the first concertos for keyboard instrument ever written. The earliest extant sources regarding Bach's involvement with the keyboard concerto genre are his Weimar concerto transcriptions, BWV 592–596 and 972–987 (), and his fifth "Brandenburg Concerto", BWV 1050, the early version of which, BWV 1050a, may have originated before Bach
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