Chapter XXIII

Donkia glaciers -- Moraines -- Dome of ice -- Honey-combed surface -- Rocks of Donkia -- Metamorphic action of granite veins -- Accident to instruments -- Sebolah pass -- Bees and May-flies -- View -- Temperature -- Pulses of party -- Lamas and travellers at Momay -- Weather and climate -- Dr. Campbell leaves Dorjiling for Sikkim -- Leave Momay -- Yeumtong -- Lachoong -- Retardation of vegetation at low elevations -- Choongtam -- Landslips and debacle -- Meet Dr. Campbell -- Motives for his journey -- Second visit to Lachen valley -- Autumnal tints -- Red currants -- Lachen Phipun -- Tungu -- Scenery -- Animals -- Poisonous rhododendrons -- Fire-wood -- Palung -- Elevations -- Sitong -- Kongra Lama -- Tibetans -- Enter Tibet -- Desolate scenery -- Plants -- Animals -- Geology -- Cholamoo lakes -- Antelopes -- Return to Yeumtso -- Dr. Campbell lost -- Extreme cold -- Headaches -- Tibetan Dingpun and guard -- Arms and accoutrements -- Temperature of Yeumtso -- Migratory birds -- Visit of Dingpun -- Yeumtso lakes.

CHAPTER XXIV.

Ascent of Bhomtso -- View of snowy mountains -- Chumulari -- Arun river -- Kiang-lah mountains -- Jigatzi -- Lhassa -- Dingcham province of Tibet -- Misapplication of term "Plain of Tibet" -- Sheep, flocks of -- Crops -- Probable elevation of Jigatzi -- Yaru-Tsampu river -- Tame elephants -- Wild horses -- Dryness of air -- Sunset beams -- Rocks of Kinchinjhow -- Cholamoo lakes -- Limestone -- Dip and strike of rocks -- Effects of great elevation on party -- Ascent of Donkia -- Moving piles of debris -- Cross Donkia pass -- Second visit to Momay Samdong -- Hot springs -- Descent to Yeumtong -- Lachoong -- Retardation of vegetation again noticed -- Jerked meat -- Fish -- Lose a thermometer -- Lepcha lad sleeps in hot spring -- Keadom -- _Bucklandia_ -- Arrive at Choongtam -- Mendicant -- Meepo -- Lachen-Lachoong river -- Wild grape -- View from Singtam of Kinchinjunga -- Virulent nettle.