Oxygen for climbers, 154, 277, 307-8, 315-16, 341 Padamchen (= Sedongchen), 33 Padma Sambhava, saint, 173 Pashok, 337 Pawhunri mountains, 46, 52, 54, 166 Pedong, 31-2 Pekhu plain, 322 Peshoke, bungalow, 29 Pethang Ringmo, 116, 138 Pethangtse, mountain, 117, 147 Phari, fort and village, 24, 35, 45-8, 168; plain, 46, 292 Pharuk, district, 323, 327 Phema, village, 38 _Philadelphia Ledger_, the, 19 Photography, 68, 72-3, 91, 156, 216-17, 314, 315, 342-3, etc.; perils of, 74-5; surveying by, 320, 329-30 Phuri, village, 322 Phuse La. _See_ Pusi pass Pilgrims, 70, 99, 121 Plants, 290-302, 312, 346-50, etc. Poe-chu, river, 284-5, 297-8, 323-4 Ponglet, view from, 188, 218, 263 Ponies, 27, 34, 48, 87, 101, etc. _See_ Transport Poo, coolie, 75, 113, 156, 178 Popti La, 106, 126-7, 300 Postal arrangements, 96-7, 131, 135 Prayer wheels, 39-40, 53, 91, 98, 110, 174, 289 Primus stoves, 142-3, 154, 208, 315, 331 Pulahari, village, 281 Pulme, 94 Pumori, mountain, 209 Punagang monastery, 39 Pusi pass, 77, 79, 289 (= Phuse La, 327, 330) Quiok, pass, 159 Rabkar-chu, river and glacier, 115 Ra-chu, river, 70, 330 Rainfall, 29, 37, 56, 99, 105, 262 ff. Rawling, Major, 13-14 Reading, Lord, 23 Rebu, village, 87, 103; valley, 339 Rhenock, 32 Ri-Ring, mountain, ascended, 205-6, 270, 311 Richengong, village, 38, 291 Ronaldshay, Lord, 23, 179 Rongbuk, glacier, 84; central and W. branches explored, 194-220; E. branch, 142, 216-18, 238-40, 247-9, 273-4, 334-6; stream from, 199, 218 -- monastery, 83 -- valley, 82, 191, 339 Rongkong, village, 63 Rongli, bungalow, 32, 178 Rongme, village, 63 Rongshar, valley, 77, 288-9, 298, 325-6 Ruddamlamtso, lake, 121, 128 Rugby, Tibetan boys at, 172 Ryder, Colonel C. H. D., 13, 319