'In 1818, Heinrich Stolzel took out a patent on this horn improvement allowing changes of pitch'
Stolzel valve
CLASSICAL MUSIC: In 1818, Heinrich Stolzel took out a patent on this horn improvement allowing changes of pitch
In 1818, Heinrich Stolzel took out a patent on this horn improvement allowing changes of pitch
In 1818, Heinrich Stolzel took out a patent on this horn improvement allowing changes of pitch
CLASSICAL MUSIC
Stolzel valve
CLASSICAL MUSIC