Himalayan Journals Part 52

EASTERN NEPAL AND SIKKIM.

No. of Obs. Locality Elev. Month Tem. D.P. Diff. Tens --------------------------------------------------------------------- 5 Kulhait river 3159 Jan. 49.8 47.0 2.8 .337 9 Ratong river 3171 Jan. 44.2 43.0 1.2 .294 3 Tambur river 3201 Nov. 53.0 50.0 3.0 .373 2 Chingtam 3404 Nov. 54.8 49.0 5.8 .360 2 Tikbotang 3763 Dec. 56.5 53.4 3.1 .419 7 Myong Valley 3782 Oct. 61.4 58.4 3.0 .496 7 Iwa river 3783 Dec. 47.5 45.6 1.9 .321 1 Ratong river 3790 Jan. 56.2 41.1 15.1 .275 3 Tukcham 3849 Nov. 68.8 65.4 3.4 .625 1 Pacheem village 3855 Jan. 54.5 46.3 8.2 .329 1 Yankoon 3867 Dec. 50.0 43.6 6.4 .299 2 Mikk 3912 May 66.1 63.9 2.2 .595 5 Sunnook 3986 Dec. 47.9 45.5 2.4 .320 --------------------------------------------------------------------- 48 Mean 54.7 50.2 4.5 .388

CALCUTTA.

No. of Obs. Locality Elev. Month Tem. D.P. Diff. Tens --------------------------------------------------------------------- 5 Kulhait river 3159 Jan. 65.8 57.3 8.5 .477 9 Ratong river 3171 Jan. 69.9 56.6 13.3 .466 3 Tambur river 3201 Nov. 72.9 63.2 9.7 .582 2 Chingtam 3404 Nov. 74.9 73.0 1.9 .302 2 Tikbotang 3763 Dec. 68.0 61.8 6.2 .555 7 Myong Valley 3782 Oct. 80.7 71.2 9.5 .755 7 Iwa river 3783 Dec. 73.3 64.7 8.6 .611 1 Ratong river 3790 Jan. 75.8 53.0 22.8 .414 3 Tukcham 3849 Nov. 83.7 76.8 6.9 .904 1 Pacheem village 3855 Jan. 73.6 59.4 14.2 .513 1 Yankoon 3867 Dec. 69.1 63.8 5.3 .593 2 Mikk 3912 May 84.3 75.1 9.2 .856 5 Sunnook 3986 Dec. 69.4 61.1 8.3 .542 --------------------------------------------------------------------- 48 Mean 74.0 64.4 9.6 .621

Humidity 0.858 Calcutta 0.732 Weight of vapour 4.23 gr. ,, 6.60 gr.

ELEVATION 4000 TO 5000 FEET.

EASTERN NEPAL AND SIKKIM.

No. of Obs. Locality Elev. Month Tem. D.P. Diff. Tens --------------------------------------------------------------------- 3 Yangyading 4111 Dec. 52.0 43.6 8.4 .300 4 Gorh 4128 May. 66.4 59.0 7.4 .506 2 Namgah 4229 Oct. 57.2 54.1 3.1 .429 3 Taptiatok (Tambur) 4283 Nov. 51.3 45.8 5.5 .323 7 Myong Valley 4345 Oct. 59.1 57.8 1.3 .487 3 Jummanoo 4362 Nov. 60.4 50.0 10.4 .374 6 Nampok 4377 Dec. 49.6 49.1 0.5 .362 7 Chakoong 4407 May 57.8 57.6 0.2 .483 10 Singtam 4426 May 62.4 61.7 0.7 .553 5 Namten 4483 Dec. 44.7 44.3 0.4 .307 5 Purmiokshong 4521 Nov. 60.5 56.5 4.0 .466 2 Rungniok 4565 Jan. 54.7 44.3 10.4 .307 16 Singtam 4575 O.&N. 63.8 60.1 3.7 .525 6 Cheadam 4653 Dec. 51.4 46.6 4.8 .332 4 Sablakoo 4676 Dec. 50.0 44.9 5.2 .314 4 Bheti 4683 Nov. 59.0 52.3 6.7 .405 2 Temi 4771 May 59.8 50.1 9.7 .374 4 Lingtam 4805 May 60.4 56.6 3.8 .467 7 Khersiong 4813 Jan. 51.0 45.2 5.8 .316 6 Ditto 4813 March 53.6 45.5 8.1 .320 3 Ta.s.siding 4840 Dec. 52.0 46.6 5.4 .333 6 Lingcham 4870 Dec. 48.5 46.1 2.4 .327 11 Dikkeeling 4952 Dec. 62.0 55.3 6.7 .447 9 Tehonpong 4978 Jan. 49.4 34.7 14.7 .219 --------------------------------------------------------------------- 137 Mean 55.7 50.4 5.4 .387

CALCUTTA.

No. of Obs. Locality Elev. Month Tem. D.P. Diff. Tens --------------------------------------------------------------------- 3 Yangyading 4111 Dec. 71.1 67.2 3.9 .663 4 Gorh 4128 May. 85.5 74.2 11.3 .834 2 Namgah 4229 Oct. 80.8 73.7 7.1 .819 3 Taptiatok (Tambur) 4283 Nov. 73.3 64.8 8.5 .614 7 Myong Valley 4345 Oct. 81.7 72.9 8.8 .797 3 Jummanoo 4362 Nov. 77.4 70.2 17.2 .731 6 Nampok 4377 Dec. 64.1 56.3 7.8 .462 7 Chakoong 4407 May 83.9 76.2 7.7 .889 10 Singtam 4426 May 88.6 79.0 9.6 .969 5 Namten 4483 Dec. 64.8 58.3 6.5 .495 5 Purmiokshong 4521 Nov. 79.2 69.5 9.7 .715 2 Rungniok 4565 Jan. 66.5 59.7 16.8 .517 16 Singtam 4575 O.&N. 82.5 76.7 5.8 .901 6 Cheadam 4653 Dec. 70.2 55.0 15.2 .442 4 Sablakoo 4676 Dec. 72.9 65.7 7.2 .632 4 Bheti 4683 Nov. 78.3 66.1 12.2 .639 2 Temi 4771 May 81.2 74.1 7.1 .834 4 Lingtam 4805 May 80.0 73.8 6.2 .820 7 Khersiong 4813 Jan. 67.0 49.8 17.2 .370 6 Ditto 4813 March 77.1 70.5 6.6 .738 3 Ta.s.siding 4840 Dec. 79.7 60.8 18.9 .538 6 Lingcham 4870 Dec. 78.5 71.8 6.7 .771 11 Dikkeeling 4952 Dec. 80.8 62.0 18.8 .559 9 Tehonpong 4978 Jan. 71.0 54.7 16.3 .439 --------------------------------------------------------------------- 137 Mean 76.5 66.8 9.7 .675

Humidity 0.837 Calcutta 0.730 Weight of vapour 4.33 gr. ,, 7.12 gr.

ELEVATION 5000 TO 6000 FEET.

EASTERN NEPAL AND SIKKIM.

No. of Obs. Locality Elev. Month Tem. D.P. Diff. Tens --------------------------------------------------------------------- 4 Nampok 5075 May 65.8 60.8 5.0 .537 4 Tengling 5257 Jan. 44.7 39.1 5.6 .257 2 Choongtam, sunrise 5368 May 54.9 54.7 0.2 .438 7 ,, 9.50 a.m. ,, May 71.5 58.9 12.6 .504 5 ,, noon ,, May 71.0 59.4 11.6 .513 3 ,, 2.45 p.m. ,, May 66.4 59.4 7.0 .513 4 ,, 4 p.m. ,, May 63.5 59.2 4.3 .510 6 ,, sunset ,, May 61.4 60.5 0.9 .532 8 ,, 9.50 a.m. ,, Aug. 76.3 66.1 10.2 .640 8 ,, noon ,, Aug. 78.8 67.8 11.0 .677 7 ,, 2.40 p.m. ,, Aug. 72.9 66.5 6.4 .649 6 ,, 4 p.m. ,, Aug. 69.5 66.8 2.7 .655 8 ,, sunset ,, Aug. 66.9 65.4 1.5 .627 5 Salloobong 5277 Nov. 57.6 51.2 6.4 .390 6 Lingdam 5375 Dec. 44.3 43.0 1.3 .293 3 Makaroumbi 5485 Nov. 52.1 48.1 4.0 .350 8 Khabang 5505 Dec. 55.1 47.3 7.8 .340 6 Lingdam 5554 Dec. 45.0 43.7 1.3 .301 3 Yankutang 5564 Dec. 43.6 41.7 1.9 .280 4 Namtchi 5608 May 67.1 61.2 5.9 .544 6 Yoksun 5619 Jan. 42.7 34.0 8.7 .214 16 Ditto ,, Jan. 43.0 33.9 9.1 .213 2 Loongtoong 5677 Nov. 45.3 42.8 2.5 .292 4 Sakkiazong 5625 Nov. 54.1 50.9 3.2 .358 3 Phadong 8 a.m. 5946 Nov. 51.9 50.8 1.1 .383 3 ,, 9.50 a.m. ,, Nov. 55.9 53.0 2.9 .413 3 ,, noon ,, Nov. 60.7 56.5 4.2 .465 3 ,, 2.40 p.m. ,, Nov. 57.4 54.7 2.7 .438 2 ,, 4 p.m. ,, Nov. 55.5 52.8 2.7 .410 3 ,, sunset ,, Nov. 53.7 52.6 1.1 .408 3 Tumloong 5368 Nov. 64.2 62.6 1.6 .570 22 ,, 9.50 a.m. 5976) 54.1 50.0 4.1 .375 21 ,, noon ,, ) Nov. 57.3 51.7 5.6 .396 20 ,, 2.40 p.m. ,, _ and 57.3 51.4 5.9 .391 21 ,, 4 p.m. ,, ) Dec. 54.7 50.5 4.2 .380 21 ,, sunset ,, ) 51.8 48.5 3.3 .355 --------------------------------------------------------------------- 260 Mean 57.7 53.3 4.5 .438

ELEVATION 5000 TO 6000 FEET.

CALCUTTA.

No. of Obs. Locality Elev. Month Tem. D.P. Diff. Tens --------------------------------------------------------------------- 4 Nampok 5075 May 83.1 74.7 8.4 .845 4 Tengling 5257 Jan. 65.4 38.1 27.3 .247 2 Choongtam, sunrise 5368 May 78.2 73.9 4.3 .826 7 ,, 9.50 a.m. ,, May 89.8 80.0 19.8 1.000 5 ,, noon ,, May 92.7 79.9 12.8 .999 3 ,, 2.45 p.m. ,, May 95.4 78.7 16.7 .959 4 ,, 4 p.m. ,, May 93.6 79.0 14.6 .971 6 ,, sunset ,, May 89.1 77.1 12.0 .915 8 ,, 9.50 a.m. ,, Aug. 85.3 78.9 16.4 .967 8 ,, noon ,, Aug. 86.6 78.8 17.8 .965 7 ,, 2.40 p.m. ,, Aug. 86.4 78.8 7.6 .963 6 ,, 4 p.m. ,, Aug. 85.3 79.3 6.0 .980 8 ,, sunset ,, Aug. 83.6 78.5 5.1 .956 5 Salloobong 5277 Nov. 79.4 65.8 13.6 .634 6 Lingdam 5375 Dec. 68.8 59.9 8.9 .521 3 Makaroumbi 5485 Nov. 72.5 60.5 12.0 .532 8 Khabang 5505 Dec. 75.0 64.7 10.3 .611 6 Lingdam 5554 Dec. 71.0 56.5 14.5 .466 3 Yankutang 5564 Dec. 69.5 63.1 6.4 .579 4 Namtchi 5608 May 87.8 74.9 12.8 .850 6 Yoksun 5619 Jan. 68.2 58.1 10.1 .492 16 Ditto ,, Jan. 66.2 51.9 14.3 .399 2 Loongtoong 5677 Nov. 72.1 63.8 8.3 .595 4 Sakkiazong 5625 Nov. 78.3 66.1 12.2 .639 3 Phadong 8 a.m. 5946 Nov. 75.0 67.5 7.5 .670 3 ,, 9.50 a.m. ,, Nov. 80.9 67.9 13.0 .678 3 ,, noon ,, Nov. 85.6 64.8 20.8 .613 3 ,, 2.40 p.m. ,, Nov. 86.6 62.2 24.4 .562 2 ,, 4 p.m. ,, Nov. 85.5 61.9 23.6 .557 3 ,, sunset ,, Nov. 80.6 67.4 13.2 .667 3 Tumloong 5368 Nov. 83.8 77.5 6.3 .924 22 ,, 9.50 a.m. 5976) 75.1 61.9 13.2 .557 21 ,, noon ,, ) Nov. 79.7 60.1 19.6 .524 20 ,, 2.40 p.m. ,, _ and 81.3 58.0 23.3 .489 21 ,, 4 p.m. ,, ) Dec. 80.2 58.6 21.6 .499 21 ,, sunset ,, ) 76.7 61.2 15.5 .545 --------------------------------------------------------------------- 260 Mean 77.6 67.8 9.8 .700

Humidity 0.865 Calcutta 0.730 Weight of vapour 4.70 gr. ,, 7.34 gr.

ELEVATION 6000 TO 7000 FEET.

EASTERN NEPAL AND SIKKIM.

No. of Obs. Locality Elev. Month Tem. D.P. Diff. Tens --------------------------------------------------------------------- 5 Runkpo 6008 Nov. 57.5 54.8 2.7 .440 11 Leebong 6021 Feb. 47.8 43.7 4.1 .300 11 Ditto ,, Jan. 47.8 43.4 4.4 .297 4 Dholep 6133 May 60.5 59.9 0.6 .520 2 Iwa River 6159 Dec. 41.2 40.5 0.7 .269 4 Dengha 6368 Aug. 66.7 64.0 2.7 .597 4 Kulhait River 6390 Dec. 41.9 41.9 0.0 .283 3 Latong 6391 Oct. 54.0 53.2 0.8 .416 1 Doobdi 6472 Jan. 46.6 36.2 10.4 .231 10 Pemiongchi 6584 Jan. 40.7 35.8 4.9 .228 4 Keadom 6609 Aug. 63.5 60.0 3.5 .523 6 Hee-hill 6677 Jan. 40.8 34.1 6.7 .215 7 Dumpook 6678 Jan. 40.2 31.8 8.4 .198 4 Changach.e.l.ling 6828 Jan. 50.6 31.8 18.8 .198 --------------------------------------------------------------------- 76 Mean 50.0 45.1 4.9 .337

CALCUTTA.

No. of Obs. Locality Elev. Month Tem. D.P. Diff. Tens --------------------------------------------------------------------- 5 Runkpo 6008 Nov. 79.5 73.4 6.1 .810 11 Leebong 6021 Feb. 74.9 59.7 15.2 .517 11 Ditto ,, Jan. 66.9 56.2 10.7 .460 4 Dholep 6133 May 89.4 81.4 8.0 .046 2 Iwa River 6159 Dec. 69.6 60.2 9.4 .527 4 Dengha 6368 Aug. 86.1 78.8 7.3 .962 4 Kulhait River 6390 Dec. 71.3 60.9 10.4 .539 3 Latong 6391 Oct. 55.5 44.1 11.4 .305 1 Doobdi 6472 Jan. 78.7 58.0 20.7 .490 10 Pemiongchi 6584 Jan. 66.3 54.4 11.9 .434 4 Keadom 6609 Aug. 79.7 77.5 2.2 .925 6 Hee-hill 6677 Jan. 64.0 58.0 6.0 .489 7 Dumpook 6678 Jan. 68.5 53.8 14.7 .426 4 Changach.e.l.ling 6828 Jan. 68.3 53.6 14.8 .423 --------------------------------------------------------------------- 76 Mean 72.8 62.1 10.6 .597

Humidity 0.845 Calcutta 0.701 Weight of vapour 3.60 gr. ,, 6.11 gr.

ELEVATION 7000 TO 8000 FEET.

EASTERN NEPAL AND SIKKIM.

No. of Obs. Locality Elev. Month Tem. D.P. Diff. Tens --------------------------------------------------------------------- 1 Pemiongchi 7083 Jan. 46.2 33.5 12.7 .210 2 Goong 7216 Nov. 49.0 48.5 0.5 .355 8 Kampo-Samdong 7329 May/ 59.1 58.2 0.9 .493 Aug.

1 Hee-hill 7289 Jan. 51.3 26.4 24.9 .163 1 Ratong river 7143 Jan. 36.5 25.3 11.2 .157 4 Source of Balasun 7436 Oct. 48.3 48.3 0.0 .352 8 Goong ridge 7441 Oct. 51.2 50.2 1.0 .376 --------------------------------------------------------------------- 25 Dorjiling Mean 48.8 41.5 7.3 .301

CALCUTTA.

No. of Obs. Locality Elev. Month Tem. D.P. Diff. Tens --------------------------------------------------------------------- 1 Pemiongchi 7083 Jan. 76.8 51.8 25.0 .396 2 Goong 7216 Nov. 79.7 69.1 10.6 .705 8 Kampo-Samdong 7329 May/ 83.6 77.4 6.2 .922 Aug.

1 Hee-hill 7289 Jan. 72.8 56.6 16.2 .466 1 Ratong river 7143 Jan. 60.0 52.9 17.1 .412 4 Source of Balasun 7436 Oct. 81.2 73.7 7.5 .819 8 Goong ridge 7441 Oct. 80.7 66.9 13.8 .657 --------------------------------------------------------------------- 25 Dorjiling Mean 76.4 64.1 12.3 .625

From mean of above and Dorjiling: Humidity 0.826 Calcutta 0.668 Weight of vapour 3.85 gr. ,, 7.28 gr.

ELEVATION 8000 TO 9000 FEET.

EASTERN NEPAL AND SIKKIM.

No. of Obs. Locality Elev. Month Tem. D.P. Diff. Tens --------------------------------------------------------------------- 4 Sinchul 8607 Jan. 41.7 34.3 7.4 .216 2 Ditto ,, April 66.8 44.6 22.2 .310 1 Ascent of Tonglo 8148 May 56.2 54.4 1.8 .434 2 Tambur river 8081 Nov. 38.0 33.9 4.1 .213 3 Sakkiazong 8353 Nov. 49.7 37.4 12.3 .241 4 Chateng 8418 Oct. 43.8 43.2 0.6 .299 6 Buckim 8659 Jan. 30.2 22.8 7.4 .143 9 Ditto ,, Jan. 33.9 33.1 0.8 .207 1 Chateng 8752 May 67.2 60.7 6.5 .536 11 Lachoong 7 a.m. 8777) 53.3 51.1 2.2 .388 12 ,, 9.50 a.m. ,, ) 60.2 55.3 4.9 .447 7 ,, noon ,, ) Aug. 61.6 57.1 4.5 .475 4 ,, 2.40 p.m. ,, _ and 58.1 56.4 1.7 .464 7 ,, 4 p.m. ,, ) Oct. 58.6 53.8 4.8 .424 10 ,, sunset ,, ) 55.5 54.3 1.2 .432 12 ,, Miscellaneous ,, ) 55.9 49.6 6.3 .368 10 Lamteng 6 a.m. 8884) May 53.9 52.0 1.9 .400 10 ,, 9.50 a.m. ,, ) June 62.8 56.2 6.6 .461 4 ,, noon ,, _ July 62.8 56.2 6.6 .461 5 ,, 2.40 p.m. ,, ) and 58.3 54.5 3.9 .435 6 ,, 4 p.m. ,, ) Aug. 56.2 54.7 1.5 .438 8 ,, sunset ,, ) 53.3 52.5 0.8 .407 11 Zemu Sundong 7 a.m. 8976) 55.7 55.3 0.4 .448 11 ,, 9.50 a.m. ,, ) June 59.7 52.8 6.9 .412 7 ,, noon ,, ) and 63.1 57.1 6.0 .473 6 ,, 2.40 p.m. ,, _ July 61.0 58.6 2.4 .500 8 ,, sunset ,, ) 57.9 56.1 1.8 .459 10 ,, 4 p.m. ,, ) 53.8 52.6 1.2 .407 1 Goong 8999 Nov. 49.0 48.5 0.5 .355 1 Tendong (top) 8663 May 55.5 50.0 5.5 .373 --------------------------------------------------------------------- 193 Mean 54.5 50.0 4.5 .388

CALCUTTA.

No. of Obs. Locality Elev. Month Tem. D.P. Diff. Tens --------------------------------------------------------------------- 4 Sinchul 8607 Jan. 66.3 56.9 9.4 .472 2 Ditto ,, April 96.9 75.4 21.5 .866 1 Ascent of Tonglo 8148 May 86.8 78.9 7.9 .967 2 Tambur river 8081 Nov. 71.7 64.1 7.6 .599 3 Sakkiazong 8353 Nov. 74.0 62.4 11.6 .566 4 Chateng 8418 Oct. 79.2 77.5 1.7 .926 6 Buckim 8659 Jan. 68.6 49.4 19.2 .366 9 Ditto ,, Jan. 69.8 52.2 17.6 .403 1 Chateng 8752 May 89.7 76.8 12.9 .904 11 Lachoong 7 a.m. 8777) 83.0 78.9 4.1 .967 12 ,, 9.50 a.m. ,, ) 87.1 79.9 7.2 .999 7 ,, noon ,, ) Aug. 90.1 79.4 10.7 .983 4 ,, 2.40 p.m. ,, _ and 88.0 80.0 8.0 1.007 7 ,, 4 p.m. ,, ) Oct. 87.5 79.4 8.1 .981 10 ,, sunset ,, ) 84.5 78.7 5.8 .959 12 ,, Miscellaneous ,, ) 85.9 75.2 10.7 .858 10 Lamteng 6 a.m. 8884) May 59.5 56.4 3.1 .464 10 ,, 9.50 a.m. ,, ) June 88.3 78.7 9.6 .959 4 ,, noon ,, ) July 92.0 78.0 14.0 .939 5 ,, 2.40 p.m. ,, _ and 92.2 78.4 13.8 .950 6 ,, 4 p.m. ,, ) Aug. 92.3 77.1 15.2 .914 8 ,, sunset ,, ) 88.1 77.4 10.7 .922 11 Zemu Sundong 7 a.m. 8976) 80.4 79.8 0.6 .997 11 ,, 9.50 a.m. ,, ) June 86.3 79.0 7.3 .969 7 ,, noon ,, _ and 88.0 79.8 8.2 .994 6 ,, 2.40 p.m. ,, ) July 89.6 78.2 11.4 .944 8 ,, sunset ,, ) 89.3 79.0 10.3 .970 10 ,, 4 p.m. ,, ) 82.7 77.3 5.4 .920 1 Goong 8999 Nov. 79.7 69.1 10.6 .705 1 Tendong (top) 8663 May 88.6 78.1 10.5 .943 --------------------------------------------------------------------- 193 Mean 83.7 73.7 9.8 .847

Humidity 0.858 Calcutta 0.730 Weight of vapour 4.23 gr. ,, 8.75 gr.

ELEVATION 9000 TO 10,000 FEET.

EASTERN NEPAL AND SIKKIM.

No. of Obs. Locality Elev. Month Tem. D.P. Diff. Tens --------------------------------------------------------------------- 4 Yangma Guola 9279 Nov. 37.8 33.1 4.7 .207 8 Nanki 9320 Nov. 42.3 38.2 4.0 .249 4 Singalelah 9295 Dec. 36.2 35.7 0.5 .227 1 Sakkiazong 9322 Nov. 53.5 33.3 20.2 .209 1 Zemu river 9828 June 60.0 47.6 12.4 .343 --------------------------------------------------------------------- 18 Mean 46.0 37.6 8.4 .247

CALCUTTA.

No. of Obs. Locality Elev. Month Tem. D.P. Diff. Tens --------------------------------------------------------------------- 4 Yangma Guola 9279 Nov. 72.7 61.4 11.3 .549 8 Nanki 9320 Nov. 52.2 48.3 3.9 .352 4 Singalelah 9295 Dec. 70.9 62.1 8.8 .560 1 Sakkiazong 9322 Nov. 80.0 57.3 22.7 .478 1 Zemu river 9828 June 93.3 81.9 11.4 1.062 --------------------------------------------------------------------- 18 Mean 73.8 62.2 11.6 .600

Humidity 0.860 Calcutta 0.760 Weight of vapour 3.46 gr. ,, 9.00 gr.

ELEVATION 10,000 TO 11,000 FEET.

EASTERN NEPAL AND SIKKIM.

No. of Obs. Locality Elev. Month Tem. D.P. Diff. Tens --------------------------------------------------------------------- 13 Tonglo 10,008 May 51.5 50.2 1.3 .376 3 Nanki 10,024 Nov. 42.8 35.5 7.3 .225 4 Yalloong river 10,058 Dec. 37.7 29.6 8.1 .183 2 Tonglo top 10,079 May 49.9 47.9 2.0 .348 2 Yeunga 10,196 Oct. 45.9 44.7 1.2 .311 4 Zemu river 10,247 June 45.4 44.2 1.2 .306 10 Wallanchoon 10,348 Nov. 37.9 30.2 7.7 .187 4 Laghep 10,423 Nov. 46.0 42.4 3.6 .287 3 Ditto ,, Nov. 37.6 37.0 0.6 .238 16 Thlonok river 7 a.m. 10,846 June 48.5 47.2 1.3 .339 17 ,, 9.50 a.m. ,, June 57.6 51.4 6.2 .392 9 ,, noon ,, June 56.1 50.6 5.5 .382 8 ,, 2.40 p.m. ,, June 54.8 50.6 4.2 .381 9 ,, 4 p.m. ,, June 53.4 50.6 2.8 .381 15 ,, sunset ,, June 49.8 48.9 0.9 .359 4 Yangma Valley 10,999 Dec. 31.6 24.3 7.3 .149 --------------------------------------------------------------------- 123 Mean 46.7 42.8 3.8 .303

CALCUTTA.

No. of Obs. Locality Elev. Month Tem. D.P. Diff. Tens --------------------------------------------------------------------- 13 Tonglo 10,008 May 88.8 80.8 8.0 1.030 3 Nanki 10,024 Nov. 79.5 65.8 13.7 .633 4 Yalloong river 10,058 Dec. 77.7 62.1 15.6 .560 2 Tonglo top 10,079 May 89.4 80.5 8.9 1.018 2 Yeunga 10,196 Oct. 79.5 77.1 2.4 .915 4 Zemu river 10,247 June 84.6 75.1 9.5 .856 10 Wallanchoon 10,348 Nov. 76.5 61.9 14.6 .558 4 Laghep 10,423 Nov. 80.9 68.0 12.9 .681 3 Ditto ,, Nov. 75.3 69.4 5.9 .712 16 Thlonok river 7 a.m. 10,846 June 79.0 75.1 3.9 .856 17 ,, 9.50 a.m. ,, June 87.4 78.8 8.6 .965 9 ,, noon ,, June 90.0 79.3 10.7 .979 8 ,, 2.40 p.m. ,, June 88.5 79.7 8.8 .991 9 ,, 4 p.m. ,, June 88.7 78.7 10.0 .962 15 ,, sunset ,, June 85.5 78.0 7.5 .938 4 Yangma Valley 10,999 Dec. 74.4 61.9 12.3 .558 --------------------------------------------------------------------- 123 Mean 82.8 73.3 9.5 .826

Humidity 0.878 Calcutta 0.740 Weight of vapour 3.35 gr. ,, 8.70 gr.

ELEVATION 11,000 TO 12,000 FEET.

EASTERN NEPAL AND SIKKIM.

No. of Obs. Locality Elev. Month Tem. D.P. Diff. Tens --------------------------------------------------------------------- 3 Barfonchen 11,233 Nov. 36.8 31.9 4.9 .198 3 Punying 11,299 Aug. 50.2 49.5 0.7 .367 1 Kambachen village 11,378 Dec. 43.3 32.5 10.8 .203 12 Tallum 7 a.m. 11,482 July 50.4 47.8 2.6 .347 6 ,, 9.50 a.m. ,, July 58.1 50.5 7.6 .380 8 ,, noon ,, July 57.9 50.8 7.1 .384 5 ,, 2.40 p.m. ,, July 55.7 50.2 5.5 .377 6 ,, 4 p.m. ,, July 54.3 50.1 4.2 .375 6 ,, sunset ,, July 48.8 47.3 1.5 .340 2 Kambachen valley 11,484 Dec. 30.4 26.0 4.4 .161 10 Yeumtong 7 a.m. 11,887) 44.4 43.8 0.6 .302 9 ,, 9.50 a.m. ,, ) Aug. 53.6 48.9 4.7 .360 5 ,, noon ,, ) Sep. 54.5 48.3 6.2 .353 7 ,, 2.40 p.m. ,, _ and 48.8 47.4 1.4 .342 4 ,, 4 p.m. ,, ) Oct. 48.4 47.1 1.3 .338 10 ,, sunset ,, ) 42.0 35.9 6.1 .229 7 ,, Miscellaneous ,, Oct. 43.5 37.1 6.4 .239 --------------------------------------------------------------------- 104 Mean 48.3 43.8 4.5 .311

CALCUTTA.

No. of Obs. Locality Elev. Month Tem. D.P. Diff. Tens --------------------------------------------------------------------- 3 Barfonchen 11,233 Nov. 76.3 69.6 6.7 .719 3 Punying 11,299 Aug. 84.5 78.8 5.7 .963 1 Kambachen village 11,378 Dec. 80.0 61.2 18.8 .544 12 Tallum 7 a.m. 11,482 July 85.0 80.3 4.7 1.010 6 ,, 9.50 a.m. ,, July 88.1 79.7 8.4 .993 8 ,, noon ,, July 89.7 81.3 8.4 1.043 5 ,, 2.40 p.m. ,, July 89.3 80.6 8.7 1.020 6 ,, 4 p.m. ,, July 90.3 79.4 10.9 .981 6 ,, sunset ,, July 86.6 80.0 6.6 1.001 2 Kambachen valley 11,484 Dec. 69.9 59.5 10.4 .515 10 Yeumtong 7 a.m. 11,887) 83.0 78.9 4.1 .967 9 ,, 9.50 a.m. ,, ) Aug. 87.5 78.7 8.8 .959 5 ,, noon ,, ) Sep. 89.7 77.2 12.5 .917 7 ,, 2.40 p.m. ,, _ and 87.2 77.2 10.0 .915 4 ,, 4 p.m. ,, ) Oct. 85.2 77.8 7.4 .934 10 ,, sunset ,, ) 60.6 58.5 2.1 .497 7 ,, Miscellaneous ,, Oct. 83.7 69.7 14.0 .720 --------------------------------------------------------------------- 104 Mean 83.3 74.6 8.7 .865

Humidity 0.860 Calcutta 0.760 Weight of vapour 3.46 gr. ,, 9.00 gr.

ELEVATION 12,000 TO 13,000 FEET.

EASTERN NEPAL AND SIKKIM.

No. of Obs. Locality Elev. Month Tem. D.P. Diff. Tens --------------------------------------------------------------------- 9 Zemu river 7 a.m. 12,070) 46.6 45.6 1.0 .321 9 ,, 9.50 a.m. ,, ) June 51.1 49.0 2.1 .362 7 ,, noon ,, _ and 51.1 50.2 0.9 .376 7 ,, 2.40 p.m. ,, ) July 51.2 50.3 0.9 .377 7 ,, 4 p.m. ,, ) 49.7 48.9 0.8 .360 8 ,, sunset ,, ) 48.1 47.6 0.5 .344 2 Yangma Valley 12,129 Nov. 34.8 22.7 12.1 .143 1 Zemu river 12,422 June 49.0 46.6 2.4 .332 3 Chumanako 12,590 Nov. 37.3 28.3 9.0 .174 7 Tungu 7 a.m. 12,751 July 45.1 44.1 1.0 .305 5 ,, 9.50 a.m. ,, July 53.1 48.6 4.5 .355 1 ,, noon ,, July 62.3 52.7 9.6 .409 1 ,, 2.40 p.m. ,, July 60.0 53.8 6.2 .425 6 ,, sunset ,, July 46.4 45.3 1.1 .317 3 ,, sunrise ,, Oct. 38.2 35.0 3.2 .222 4 ,, 9.50 a.m. ,, Oct. 46.5 42.8 3.7 .292 4 ,, noon ,, Oct. 46.1 42.0 4.1 .284 4 ,, 2.40 p.m. ,, Oct. 43.8 42.1 1.7 .285 4 ,, 4 p.m. ,, Oct. 42.3 40.8 1.5 .271 6 ,, sunset ,, Oct. 41.0 38.7 2.3 .253 23 ,, Miscellaneous ,, Oct. 43.2 40.8 2.4 .272 13 ,, Ditto ,, July 51.3 47.4 3.6 .345 6 Tuquoroma 12,944 Nov. 26.0 23.4 2.6 .146 --------------------------------------------------------------------- 140 Mean 46.3 42.9 3.4 .303

CALCUTTA.

No. of Obs. Locality Elev. Month Tem. D.P. Diff. Tens --------------------------------------------------------------------- 9 Zemu river 7 a.m. 12,070) 80.6 77.7 2.9 .931 9 ,, 9.50 a.m. ,, ) June 84.5 75.1 9.4 .972 7 ,, noon ,, _ and 87.0 82.2 4.8 1.074 7 ,, 2.40 p.m. ,, ) July 86.3 80.0 6.3 1.000 7 ,, 4 p.m. ,, ) 86.5 80.2 6.3 1.006 8 ,, sunset ,, ) 81.4 77.5 3.9 .926 2 Yangma Valley 12,129 Nov. 70.6 63.7 16.9 .592 1 Zemu river 12,422 June 93.2 79.6 13.6 .989 3 Chumanako 12,590 Nov. 75.1 73.8 1.3 .822 7 Tungu 7 a.m. 12,751 July 80.5 78.3 2.2 .949 5 ,, 9.50 a.m. ,, July 87.1 79.4 7.7 .982 1 ,, noon ,, July 88.9 77.8 11.1 .935 1 ,, 2.40 p.m. ,, July 85.3 79.5 5.8 .985 6 ,, sunset ,, July 84.7 79.1 5.6 .974 3 ,, sunrise ,, Oct. 79.4 77.8 1.6 .932 4 ,, 9.50 a.m. ,, Oct. 85.0 78.6 6.4 .957 4 ,, noon ,, Oct. 85.0 78.2 6.8 .944 4 ,, 2.40 p.m. ,, Oct. 86.4 78.8 7.6 .963 4 ,, 4 p.m. ,, Oct. 85.9 78.5 7.4 .956 6 ,, sunset ,, Oct. 83.3 78.2 5.1 .947 23 ,, Miscellaneous ,, Oct. 84.5 78.4 6.1 .950 13 ,, Ditto ,, July 85.7 79.0 6.7 .971 6 Tuquoroma 12,944 Nov. 75.1 60.8 14.3 .537 --------------------------------------------------------------------- 140 Mean 83.6 77.1 6.5 .926

Humidity 0.890 Calcutta 0.815 Weight of vapour 3.37 gr. ,, 9.75 gr.