Well-Tempered Clavier

Site Developer

Flash programming, graphic design, editing, content Tim Smith, Northern Arizona University.


Piano performance by David Korevaar, from The Well-Tempered Clavier Book © & ⓟ 1998 David Korevaar (davidkorevaar.com); Musicians Showcase Recordings; produced and engineered by Gregory K. Squires; digital editing by Meredith Capraro; graphic design by SFA, Inc. Recorded at S.U.N.Y Purchase January 28 & 29, 1998, Piano: Baldwin SD-10.

Organ performance by Philip Goeth, from The Well-Tempered Clavier © & ⓟ 2013 Philip Goeth (bachwelltemperedclavier.org); Recorded in Malta from autumn 2012 to spring 2013, using samples of Sonus Paradisi (Sonusparadisi.cz) and Milan Digital Audio (Milandigitalaudio.com) within the Hauptwerk virtual organ software platform (Hauptwerk.com); mastered by Simon Weir at The Classical Recording Company, London – www.classicalrecording.com. Made in the E.U. © Philip Goeth, 2013.

Organ of Velesovo Church, Slovenia (Sonus Paradisi): Preludes and fugues 1 (C), 4 (c#m), 8 (d#m), 18 (g#m)  

Silbermann organ Petrikirche, Freiberg, Germany (Sonus Paradisi): Preludes and fugues 2 (cm), 3 (C#), 5 (D), 6 (dm), 9 (E), 10 (em), 11 (F), 12 (fm), 13 (F#), 14 (f#), 15 (G), 17 (Ab), 20 (am), 21 (Bb), 23 (B), 24 (bm)

 Silbermann organ Georgenkirche, Rotha, Germany (Milan Digital Audio): Preludes and fugues 7 (Eb), 16 (gm), 19 (A), 22 (bb)


Harpsichord performance by Edward Parmentier, from Well-Tempered Clavier Book I
, exclusive rights to digital media performance © 2012 Arabesque Recordings, LLC. (with special thanks to Marvin M. Reiss for permission to use Edward Parmentier’s recording on this site); physical copies of CDs © & ⓟ 1987 Wildboar Records (with invaluable help from Howard Kadis); Recorded at Bethel United Church of Christ, Bethel, Michigan; Harpsichord: Keith Hill; Recording engineer and editor: Peter Nothnagle; Session producer: Joseph Spencer; Graphic design: Jill Johnson, Command Productions; Cover art from Bach’s Notebook for W. F. Bach (1720) courtesy of Laurette Goldberg, MusicSources.


All copy and performance rights to the foregoing recordings reserved to their respective holders under copyright laws. Unauthorized copying, hiring, lending, public performance and broadcasting of these recordings are strictly prohibited. These recordings are used on this site by permission of the performers and the respective rights holders.

Score Facsimile (from Bach Digital)

Under theCreative Commons Namensnennung-Nicht kommerziell 3.0 Unported Lizenz: Manuscript copy, n.d.(ca.1733-40). D B Mus. ms. Bach P 202 (Berlin, Staatsbibliothek); Copyists include: Anna Magdalena Bach (1701–1760), 
Johann Friedrich Agricola (1720–1774)
, Wilhelm Friedemann Bach (1710–1784), 
Unknown copyist
, The sections written by Agricola date from about 1740.

Graphics (from Wikimedia Commons and its Contributors)

Under the GNU Free Documentation License: Antelope Canyon, Utah, USA; Mount Yamnuska; Möbius Strip; these photos used without modification as found at Wikimedia Commons.

Under the Creative Commons Attribution 3.0 Unported License: Herbert Lake at Icefields Parkway (Banff National Park), photo by Florian Fuchs; A view to Djupfjorden in Moskenesøya towards northwest, Lofoten, Norway, photo by Simo Räsänen; Bachhaus Eisenach Instrumentensall, photo owned by the Bachaus Eisenach (only the harpsichord was used from this photo); Keyboard of Roland electric piano, photo by Scott Detwiler.


Under the Creative Commons Attribution 2.0 Generic License: Portatif organ extracted from photo by FaceMePLS of the Roskilde kathedraal, Denmark.


In the Public Domain: Dostoevsky; Palladio; Hall Of Mirrors (Spiegelzaal), photo by Edwin B.; Clavichord von Hieronymus Albrecht Hass, 1742 Hamburg-Museum, Deutschland; Hoelderlin's chamber in the tower beside river Neckar, Tübingen, Germany; with Bechstein grand piano of 1893, photo by Jenli; "Jeune homme au piano" (Gustave Caillebotte) Bridgestone Museum of Art, Tokyo.


Photos of Performers: Korevaar photo by Casey Cass; Permentier photo by permission of the performer and the University of Michigan webmaster; Goeth photo by permission of the performer.

Other artwork: "A Light to Read By" oil painting by Malcolm Hughes.


"The Well-Tempered Clavier, Book 1 (BWV 846-869)" by Yo Tomita

"The Affect is Key" by Rachel A. Lowrance

Translators and translations

Spanish: Alfonso Sebastian Alegre, Jesús Alberto López Alvarez

Portuguese: Bruno Madeira, Luiz Henrique Xavier, Daniel Chiesse Zandonadi    

Special thanks

Hal Hinkle

Hinkle Charitable Foundation

John Evans

President & Executive Director, Oregon Bach Festival

Todd E. Sullivan

Director, School of Music, Northern Arizona University

Michael Vincent

Dean, College of Arts and Letters, Northern Arizona University