We are grateful to...

Perry D'Armond
Andreas Bergh
Robin Bigwood
Thomas Bryla
Lanny Davis
Jan Frans van Dijkhuizen
Joseph Felice
Niclas Fogwall
Hans Holema
Blaž Jurjevčič
Mario Kruselj
Andrei Kuznetsov
Cédric Lemoulan
André Louis
Friso Lücht
Sébastien Monneret
Steve O'laughlin
Gilles Paris
Dave Polich
Piet De Ridder
Luis Rojas
Sandy Ralambondrainy
Jacques Ronga
Jordan Rudess
Claude-Gérard Sarrazin
Nadia Shpachenko
Nathan Shirley
Jacob Smullyan
Ken Suguro
Eran Talmor
Jason Tung
Emmanuel Tuts-Schiemsky
Matthew Tyas
Paul Van Bladel
Jim Vogts
Heinke Walzel-Aussenegg
Stig Göran Wistbacka
Scott Yahney
Stuart Yates

... for their valuable contributions.


Special acknowledgments to the following instrument owners:

  • C. Bechstein Digital, Germany (C. Bechstein DG)
  • J. Blüthner Pianofortefabrik GmbH, Germany (Blüthner Model One grand piano)
  • Grotrian Piano Company GmbH, Germany (Grotrian Concert Royal grand piano)
  • Peter Karsten, Germany (Karsten collection)
  • Daniel Parisot, France (Hamburg Steinway D)
  • PETROF, spol. s r.o., Czech Republic (Ant. Petrof)
  • Steingraeber & Söhne Piano Manufactory, Germany (Steingraeber E-272)
  • Steinway & Sons, USA (New York Steinway D)
  • Michel Armengot, France (CP-80)
  • Paul Badura-Skoda, Austria (Walter)
  • Robin Bigwood, UK (Grimaldi, François-Etienne Blanchet)
  • Olivier Cussac, France (Rhodes MK1, Wurlitzer 200A, Clavinet D6)
  • European Bell Institute, France (Bells)
  • Luigi Gaggero, Italy (Cimbalom)
  • Haendelhaus, Germany (Schmidt)
  • Monique Niebisch, France (Sébastien Erard)
  • Christophe Nebout, France (Pleyel model F)
  • Orchestre du Capitole de Toulouse, France (Celesta, Glockenspiel, Marimba, Xylophone, Tubular bells)
  • Toulouse les Orgues, France (Orgue du Gesu)
  • Gilbert O'Sullivan, UK (Carl Bechstein)
  • Kremsegg Schloss, Austria (Neupert, Schöffstoss, Schantz, Graf)
  • Pascal Gaillard, France (Steel Drum)
  • Marc Guilliou, France (Spacedrum, Hand Pand, Tank Drum)
  • Klaus P. Rausch, Germany (Electra-piano, Pianet T)

Many thanks also to our customers and forum users who shared with us their valuable opinions and ideas.