Evariste Régis Huc,
Travels in Tartary, Thibet, and China During the years 1844-5-6…
“ In the winter, indeed, at the time of the more intense cold, the water is frozen solidly enough to enable the shepherds around to repair in pilgrimage to the Lamasery. They bear to the contemplative Lamas their modest offerings of butter, tea, and tsamba, and receive in exchange, benedictions and prayers for good pasturage and prosperous flocks. ”
