hildegard von bingen - "columbia aspexit", gothic voices
perotin - "viderunt omnes", hilliard ensemble
chant cistercien - "ascension: répons de procession", ensemble organum
thomas tallis - "sancte deus", tallis scholars
gesualdo - "se la mia morte brami", concerto italiano
monteverdi - "hymnus 1610 vespers", taverner consort
aka pgymies
gyoto monks - "guhyasamaja tantra, chapter II"
monks of kopan - "evening prayer"
music of ancient japan - "zyodo syomyo" 
"svatba" - mystere des voix bulgares
south russian wedding dance song from belgorod province
"kargyraa" - huun-huur-tu
ainu music of japan
folkways records recordings from malawi & kenya
"the story of jerusalem"
"drunken beauty", john lone
"logan" - all day singing from the sacred harp
bali - "kecak"
"nearer my god to thee", chicago symphony chorus
pierre henry - "vocalises"
gyorgy ligeti - "lux aeterna"
stockhausen - "stimmung"
joan labarbara - "october music: star showers and extraterrestrials"
morton feldman - "three voices for joan labarbara", joan labarbara
prima materia - "the tail of the tiger"
demetrio stratos - "mirologhi 2"
david hykes - "arc descents", harmonic choir
fatima miranda - "dhrupad dream"
yoko ono - "fly"
phil niblock - "a.y.u.", thomas buckner
meredith monk - "explorers' junctures"
tera de marez oyens, "dreams of madness"
"amazing grace", diamanda galas
"handel festival at crystal palace", oldest surviving recording of music: chorus of 4,000 voices recorded with phonograph over 100 yards away, june 29, 1888 (from john schott's 'shuffle play')