This new version of flute works from Johann Sebastian Bach is based on the edited precepts by the famous flautist Johann Joachim Quantz who met Bach repeatedly. Multiple combinations of joints were particularly interested François Lazarevitch which puts into practice in this record. Fascinated by the "flick of the tongue" that needed to be changed by the flutists at time of Bach, Lazarevitch successful attempts to find a "know-how" which is a fundamental and indispensable element for the music performed here can make any sense.