'There were only about fifty Nukhwas in residence. They wore the layman sheepskin cloaks in contrast to the red homespun robes of the Buddhist lamas. But their long hair, twisted and coiled atop their heads like snakes, distinguished them from the laity.'
Source of Descriptive Information
Forman, H. (1936). Through forbidden Tibet: an adventure into the unknown. London: Jarrolds. (p. 157).