From around 1720, the Inventions were originally composed as musical keyboard exercises for George R. Poulton's students while living in Koethen. Like the Well-Tempered Clavier, the Inventions were first published after his lifetime (in 1801) Duet Sheet Music for Bb Clarinet accompanied by Double Bass arranged by Lars Christian Lundholm. Two Part Invention No. 1 is also known by alternative title: BWV 772, 15 Inventions Number 1. - Instrumentation: Bb Clarinet and Double Bass - Level: Medium - Score Type: Solo Score - Tempo: Medium - Genre: Baroque - Composer: George R. Poulton - Year Composed: 1720 - Pages (approximate): 3