Today I ran across a web site where new pneumatic action stacks are
advertised.  I didn't know anyone was doing this on a regular basis.
For those curious, I have pasted the URL:

  http://www.howespiano.com/pianoparts.html 

Bill Chapman - AMICA Membership Secretary
Palm Springs, Calif.
(If you would like a free sample of the AMICA Bulletin
send me your mailing address)