| Type | Album |
| Released | 1971 |
| Label | 4th Way |
| Genre | Classical |
| Style | Experimental Modern |
| # | Title | Popular | Duration |
|---|---|---|---|
| 1 | May 20, 1949 | ||
| 2 | May 12, 1949 | ||
| 3 | June 8, 1949 | ||
| 4 | April 15, 1949 | ||
| 5 | October 14, 1949 | ||
| 6 | June 30, 1949 | ||
| 7 | June 18, 1949 | ||
| 8 | June 18, 1949 | ||
| 9 | June 15, 1949 |
Roots
Complete Music for the Piano
ex oriente
Chants, Hymns and Dances
Retour de voyage
Chercheurs De Vérité / Seekers Of The Truth (Vol. 2)
Music for the Piano Volume IV: Hymns from a Great Temple and other Selected Works
Music for the Piano Volume III: Hymns, Prayers, and Rituals
Music for the Movements
Hidden Sources
Music for the Piano Volume II: Music of the Sayyids and the Dervishes
Music for the Piano Volume I: Asian Songs and Rhythms
The Complete Piano Music of Georges I. Gurdjieff and Thomas de Hartmann, Vol. 3: Words for a Hymn to the Sun
Vol. 6 - Rituel d'un Ordre Soufi / Ritual of a Sufi Order
The Music of Gurdjieff / de Hartmann
Vol. 3 - Chants Religieux / Sacred Hymns
The Complete Piano Music of Georges I. Gurdjieff and Thomas de Hartmann, Vol. 2: Reading of a Sacred Book
The Complete Piano Music of Georges I. Gurdjieff and Thomas de Hartmann, Vol. 1: Seekers of The Truth
Sacred Hymns