108 METEOROLOGICAL OBSERVATIONS——ALTITUDES——DISTANCES. 
IIL— Data for Profile of Roubideau’s Pass— Altitudes above Camp 46, (Creek.) 
| | x | 
B arometer, ie pr |! Corrected |Det'd ther- Height above Entire alti- Dist from 
ches mometer.| camp 46. tude. camp 46. 
Station. Hour. in in r., (F.) barometer, m 
No. 498. in inches. | 
| | 
| Feet Feet. Miles " 
Camp 46 i eA s 7638 | 
Level of base of mountain...| 3.30 p. m...| 22.496 85.1 22. 420 73 | 517. 86 8155. 9 6. 25 
Outlet of pass. .............| 2.30 p. m...| 92.390 82.4 | 922.925 76 | 968, 12 8696 7.85 
Two miles from summit ..... 10.40 a. m..| 21.855 59.9 21.764 65 ? | 
Lie miles — — SPI BH... 21. 855 64.4 91. 778 62.5 | 1341. 00 8979. 1 9. 10 
mile from summit ...... H 30 p. m...| 21.5581 |. 84.2 21.449 72 1718. 15 9356. 1 9. 80 
MR duicl. 7 191p.m....| 21.972 78.8 | 91.163 62 | 913411 | 9772.1 | 10. 55 
IV.—Simultaneous Meteorological Observations at the Coochetopa Pass. 
ADVANCE PARTY. REAR PARTY. 
[i 1 u 1 Li l - Dex] A r ; | 
aE ae coe dde eee gaa | 
Sf Ga) Pa gobi} 38 T | 
^ |so| 3 | se Peo | A T ge 
Date. | Hour. Station. 5 s $e E ^2 | Station. Hour. El Ceu EM «Nw 
$ |35| 9 |$5 t H$M|-* ES 
B K i E Ao g as I as 
E Š 2 s z 8 £ s 
[-] r= g 5 es ~ x B 
| L < = < ES < FA <i 
Sept. 2 | 9 a. m....| Station 1...) 536 20* 1.890 | 68 
10 a. m...| Station 2...| 550.5 | 22.5 | 21.634 | 72.5 | Station 1...| 10a. m...| 555.6 | 22 | 21.874) 71.6 
11 a. m...| Station d 544.7 | 24.5 | 21.445 | 76.1 | Station 2. ..| 11 a. m...| 550.3, 23 1.6 73.4 
12m. Station 4...| 539.2 | 20 21. 229 | 63 12 m.. 544.1, 25 | 21.421 7 
Mb s mmit....| 539.4 | 17 20.961 | 62.6 | Station 4...) 1 p. m....| 540 23 | 21.260 | 73.4 
MESON Gigs clue 532.3 | 15 20. 957 | 59 Summit ....| 1.30 p. m.| 539.9 | 15 | 20.981 
D 2p.m....| 539.8 | 13 | 90.977 | 55.4 
V.— Observations for a Deep Cut or Tunnel, allowing fifty yards as width of the ridge, in the 
Cooch Pass. 
etopa 
| | | 
Sept. 2| 32.45 p. mi Summit ...-] 599.4; D" 190 001 [0,0 ta oe rots gem | 
1 p. 12....| *350 ft. east | 534.4 | 17.5 T - 63.5 | GET ONE EIE 
| 1.15 p. m.| Summit ....| 532.8 | 17.5 651. ue | | 
| 1.20 p. m. | *350 ft. west) 533 16.5 20. m 61.7 |. ites op ee | 
| 1.30 p. m.| Summit ....| 532.3 | 15.5 | 20.957 | 59.9 | 
j 1 t 
* Besides 150 feet, the width of ridge at summit level. 
1V.— Simultaneous Meteorological Observations at the Coochetopa Pass—Continued. 
Sept. 3 | 6 a. m....| Camp 54...| 541.4 | 11* | 21.316 | 51.8 || Camp 54...| 6a. m....| 540.7 | 11 | 21.288 | 51.8 
8 a. m....| Station 1 ..| 547.4 | 91 SES 6058]  Do..... a.m....| 54L5 18 | 21.320 | 64.4 
Ba m... tion 2...) 550.3 | 93 21. 74. Station 1...| 9 a. m....| 546.8 91 73.4 
10 a. m ..| Station 3...| 554 25 21.91] | 7T Station 2...| 10a. m...| 54 93 |9L014| 714 
11 a. m...| Station 4...| 556.4 21.906 | 71.9 | Station 3...| 11 a. m...| 553.5 | 25 |21.792 | 77 
l p.m....| Station 5...| 554.1 | 25 21.819 |77 | Station 4...| 1 p. m....| 560 24 | 92.048 75.2 
2 p. m....| Station 6...| 548 22.8 | 21.575 | 73 Stati --9pm..l.5541l 96 | 96 16. |. 708 
3 p. m....| Station 7...| 555.4 | 26 21.867 | 77 ation 6...| 3 p. m....| 545 21. 489 
4 p. m.. on 8 559 25.5 | 22. 77.9 || Station 7...| 4 p. m....| 554.5| 94 |91.831 | 75 
5 p. m....| Camp 55 564.4 | 97 99. 80.6 | Station 8...| 5 p. m....| 557.5 | 94 | 21.95 75.9 
6 p. m do 564.4 | 24 | 22.221 | 75.2 | Camp 55... 6 p. m....| 564.2 | 93.5| 92.913 | 74.3 
9 p. m....|.....do..... 962.2 13 92.134 55.4 |  Do..... m....| 562.5 | 13 | 92.146 | 55.4 
* For air temperature, at corresponding hours, see Table VI. 
