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	Thomas De Hartmann (piano) George Gurdjieff - Prayer and Despair Thomas De Hartmann (piano) (7) George Gurdjieff - Easter Night Procession Thomas De Hartmann (piano) Georges I. Gurdjieff and Thomas De Hartmann Albom: Reading From Sacred Books (1) George Gurdjieff - Enneagram Thomas De Hartmann (piano) Georges I. Gurdjieff & Thomas De Hartmann albom: Seekers Of The Truth (2)