Pneumatic Action
A contrivance in large pipe-organs by means of which a small bellows, called pneumatic bellows, is made to do the work of opening the palettes in place of the fingers.
How to say it as well as what it means: every Italian, German and French musical term of 1896, respelled phonetically for the student.
A contrivance in large pipe-organs by means of which a small bellows, called pneumatic bellows, is made to do the work of opening the palettes in place of the fingers.