Quartflöte
Quartflöte (Ger.), 1. obs. *cross flute in F, also called the G flute; 2. recorder of the 17th and 18th c. in C., with a compass c2–c4, the same as the larger Diskantflöte of Praetorius (Walther gives its compass an oct. too low) (176). Sachs, Curt. Reallexikon der Musikinstrumente. Berlin, 1913.