Unesco Collection: A Musical Anthology of the Orient Records "Tibet: The Music of Tibetan Buddhism" (LP 1961, CD 1999).
volume I at rapidshare.
Early field recordings of Nyingma monks from Entchi, Kagyu monks from Rumtek & sGang-Ngon.

here, mp3, 71 Mb
got me just two trax from the album, each 20 minutes long.
anyone has the full version?
happy new year. and losar's still coming)