G. I. Gurdjieff travelled for many years through Central Asia and the Middle East collecting melodies and ritual dances, which his friend and pupil Thomas de Hartmann wrote down and arranged as piano pieces.(Vol. 1 = ED 7841, Vol. 2 = ED 7842)CD recordings:Vol. 1 = WER 62842Vol. 2 = WER 62922 Vol. 3 = WER 66252 Vol. 4 = WER 66432 ​Prayer ​Pity for One’s Self ​Laudamus ​Hymn for Christmas Day ​Joyous Hymn ​As if the Stormy Years had Passed ​Rejoice, Beelzebub! ​Prayer for Mercy u.a. ​Prayer for Mercy und vieles mehr