Engraving of a one key flute, developed by the family of wind luthiers Hotteterre, which is found on the book "Principes de la flūte traversičre ou flūte d'Allemagne", by Jacques Hotteterre (1707).
* Up to the 17th Century texts
* 18th Century texts
* Present day texts. Miscellanea
* Do we need authentic performances?