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Story of the Flute

Keyless Flutes.

from left to right:

Fig. 1—Virdung's Zwerchpfeiff, 1511.

Fig. 2—Agricola's Schweitzerpfeiff, 1545.

Fig. 3—Prætorius' Bass Querflote, 1620.

Fig. 4—Mersenne's Fistula Germanica, 1637.

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