Buried in the Sky: The Extraordinary Story of the Sherpa Climbers on K2's Deadliest Day

by Peter Zuckerman

The word resurfaced in the 1901 Darjeeling census, which classified Sherpas as one of four types of Bhotias, or Tibetans. Nepal’s most recent census considers Sherpas to be a self-reported ethnicity, so anyone can claim to be one.