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Beaked Flutes

Fig. 9.—Fistula Tristoma and part of a Scale of Fourteen Notes. (From Kircher's "Musurgia Universalis." 1650, Lib. VI., P. 498).

Fig. 10.—Fistula Hexastoma and part of a Scale of Fifteen Notes. (From Kircher's "Musurgia Universalis.")