|none||Mathias Grassow|| Hidden Deep (CDr, Album)||Not On Label (Mathias Grassow Self-released)||none||Germany||1999|
|none||Mathias Grassow|| Hidden Deep (File, FLAC, Album, RE)||Not On Label (Mathias Grassow Self-released)||none||Germany||2015|
- Artwork [Cover Artwork] – Joachim Burrer
- Composed By, Performer, Keyboards, Synth, Sounds [Nature Sounds] – Mathias Grassow
Composed and performed by Mathias Grassow in March 1999.
Originally released as CDr in 1999.
"Special thanks to Tibetan monks of Gyoto Tantric college, Dalhousie, Himachal Pradesh for voices. Thanks to MU-A ORCHESTRA for bowed-metal-sounds."