> I am looking for some material that shows the inner working on
> those instruments that blow or pull air across wood or pipes
> to get the note, by use of the bellows.

You might try

  Organ Literature Foundation
  45 Norfolk Road
  Braintree, MA 02184
  781-848-1388
  email: organlitfnd@juno.com

Among their offerings are --

  Bowers: Encyclopedia of Automatic Musical Instruments 1,008 pages $92
  Aeolian Company: Orchestrelle (1904) 16 pages $3
  The Aeolian Orchestrelle  "The Tones of the Orchestra" 26 pages $15

Bill Budenholzer