Hi all,  John Omiatek, head engineer at Story & Clark in Seneca, PA,
now has a web site.  At the site he has placed a lot of very useful (and
valuable) information about the Universal player piano.  Included are:

  Universal Piano Circuit Board Interface
  Universal Piano Mode Control Circuit Drawing
  Universal Piano Motor Drive Circuit Drawing
  Universal Piano Timer Circuit Drawing
  Universal Piano Control of Pump Start/Stop Circuit Drawing
  Universal Piano Brake / Repeat Circuit Drawing
  Universal Piano Pump Motor Control (power board) Circuit Drawing
  Universal Piano Power Supply Circuit Drawing

He also has information about the Story & Clark roll playing pianos
and some links to various piano companies and electronic player system
makers.

Musically,

John A. Tuttle
www.musicrolls.com
www.player-care.com