- all leather bellows
   hexagonal models                                $400.00
   octagonal models                                     $460.00

 - extra bellows folds,
   hexagonal models each                             $ 60.00 
   octagonal models  each                             $ 75.00
                                            
 - raised hard wood ends                         $150.00 
 - amboyna veneers                              $175.00 
 - nickel plated metal ends                    $200.00
 - silver or gold plated metal ends             inquire
 - layout changes up to 4 notes                  free
 - layout changes 5+ , each                      $  20.00

 - adjustable hand rests (Duet style)            $175.00 
    (adjustable both in position and height)

 - Keyboard rake: Wheatstone or Jeffries

 - Button height* (pressed down position):
   "Irish"              2mm
   "Standard"        3mm
   "Victorian"        4mm
   * key travel is determined by pitch and reed scaling

     Models A1, A2, A4, A5:

 - C/G tuning                                              standard
 - Bb/F tuning                                        $250.00
 - C#/G# tuning                                        $150.00

     Models A3, A6:

 - G/D tuning                                              standard
 - F/C  tuning                                              standard