Synopsis The Sole objective of this Encyclopaedic ethnography is to present the descriptive summaries of 279 Himalayan tribes which range from a few lines to twenty pages in length. Each entry deals with the physical, historical, social, political, economic, religious and cultural life of Himalayan tribes. Himalayan region which is the meeting place of international borders of Bangladesh, Bhutan, Burma, China, India, Nepal and Tibet. Here we focus on the ways of living of Himalayan tribes – both past and present – and the factor that have caused the culture to change over time and place. Summarise of each entry usually provided information on the following aspects: Physical features; History of origin and development; Social life; Rites and rituals; Socio-political administration; Economic activities; Teligion and culture; Inter-community relationship; Modernisation; and Bibliography. The task which we have performed here is, no doubt beset with difficulties but we shall consider our labour amply rewarded if this monumental work is found useful by scholars and readers of ethnic study of Himalayan tribes.