Hartmann's operation - Wikipedia
Gurdjieff / De Hartmann – The Music Of Gurdjieff / De Hartmann (1985, Vinyl) - Discogs
The Thomas de Hartmann Project
Thomas de Hartmann | Spotify
Why Has Ukranian Composer Thomas de Hartmann Been So Neglected?
Thomas de Hartmann (1885-1956) : "Rituals of a Sufi Order" piano (3 extracts) - YouTube
MAJOR DISCOVERY ALERT! Sensational de Hartmann Orchestral Works from Kuchar/Lviv on Toccata Classics - YouTube
Thomas de Hartmann | Spotify
The Music of GURDJIEFF / de HARTMANN Hymns, Prayers and Dances - YouTube
MEETINGS WITH REMARKABLE MEN - Original Motion Picture Soundtrack by T | Buysoundtrax
Gurdjieff / De Hartmann – The Music Of Gurdjieff / De Hartmann (1985, Vinyl) - Discogs
Why Has Ukranian Composer Thomas de Hartmann Been So Neglected?
![Gurdjieff / De Hartmann - Persian Song [AUDIO] - YouTube](https://i.ytimg.com/vi/CKghwBTXbWA/hqdefault.jpg "Gurdjieff / De Hartmann - Persian Song [AUDIO] - YouTube")
Gurdjieff / De Hartmann - Persian Song [AUDIO] - YouTube
Thomas de Hartmann Project - Home | Facebook
Thomas de Hartmann - Vrije Geluiden - VPRO
MEETINGS WITH REMARKABLE MEN - Original Motion Picture Soundtrack by T | Buysoundtrax
The Gurdjieff Legacy Foundation Archives
Thomas de Hartmann (Composer, Arranger) - Short Biography
Thomas de Hartmann - Wikipedia
The Thomas de Hartmann Project
Thomas de Hartmann: Orchestral Music | Toccata Music Group | Toccata Classics | Toccata Press | Toccata Next
