For many years Didier Francois has worked together with the Nyckelharpa builder Joos Janssens for the further evolution of the instrument, later on with the nyckelharpa and bow builder Jean Claude Condi (Mirecourt) Didier François helped with the realization of a study instrument for children.
Didier Francois has worked together with the Nyckelharpa builder Joos Janssens for the further evolution of the instrument Jean Claude Condi (Mirecourt). This was for many years. This was later on with the nyckelharpa and bow builder. Didier François helped bow builder Jean Claude Condi with the realization of a study instrument for children.