On Disc
The Music of Gurdjieff/de Hartmann. Thomas de Hartmann,
piano (3 compact disc, sold as a set , or 4 cassettes), ECM Records GMBH, Munich, distributed in the United States by Triangle records.

Anthology of the Gurdjieff/de Hartmann Music.
Alain Kremski, piano.
(5 compact discs, sold separately in five volumes, one of which is a double), Editions AudivisValois, Paris, 1990

The Music of G.I. Gurdjieff and Thomas de Hartmann by The Ridley Ensemble

G.I. Gurdjieff/Thomas de Hartmann,
The complete Piano Works, Played by Linda Daniel-Spitz,
Charles Ketcham, and Laurence Rosenthal.
Released by Wergo Shallplaten, Mainz, Germany.

Volume I: Asian Songs and Rhythms,
Volume II: Music of the Sayyids and the Dervishes, 1998
Volume III: Hymns, Prayers and Rituals, 1999


G.I. Gurdjieff/Thomas de Hartmann. Sheet Music
for the Piano: Definitive Edition in Four Volumes.
Published by Schott Musik International, Mainz, German.

Volume 1: Asian Songs and Rhythms
(ED 7841), 1996
Volume II: Music of the Sayyids and the Dervishes, (ED 7842)
Volume III: Hymns, Prayers and Rituals (Ed7843)
Volume IV: Hymns from a Great Temple and other Selected Works,