32 
SURVEY OF IDAHO-MONTANA BOUNDARY LINE. [bull. 170. 
SKALAN, KOOTENAI COUNTY, IDAHO. 
Location of station: Twenty miles east of Spokane, Washington, 
and 3 miles east of Washington-Idaho boundary line. The summit 
is a bald, rocky ridge, and can be reached by a good trail from Dr. 
Dennison's ranch, on the east side of Skalan Creek. 
Station mark: A copper bolt set in solid rock, above which is a 
cairn 5 feet in diameter at base and 5 feet in height. 
[Latitude, 47° 37' 19 ".26. Longitude, 116° 59' 23 ".15.] 
To station— 
Azimuth. 
Back azimuth. 
Log. distance. 
Moran 
o / // 
83 38 50.36 
110 13 20.40 
164 08 34. 00 
212 17 12.70 
228 45 58.75 
o / // 
263 25 05.73 
289 58 08. 50 
344 02 57.76 
32 38 06. 17 
49 06 20.29 
Meters. 
4. 3704936 
4. 4378494 
4. 5378730 
4. 8158528 
4. 6587750 
Little Baldy 
Carlton 
Blacktail 
Chilco 
CARLTON, SPOKANE COUNTY, WASHINGTON. 
Location of station: About 35 miles by road and trail northeast of 
Spokane, Washington. The mountain has two summits of nearly 
equal height and about one-third of a mile apart. The station is on 
the southern summit, which is flat and bald, but has a growth of pine 
and spruce trees on its western side. There is a good trail to station 
from The Meadows. 
Station mark: A copper bolt set in solid rock, above which is a 
rock cairn 5 feet in diameter and 5 feet in height. 
[Latitude, 47° 55' 13". 71. Longitude, 117° 06' 57". 26.] 
To station- 
Azimuth. 
Back azimuth. 
Log. distance. 
o / „ 
o / // 
Meters. 
Little Baldy. 
34 23 09.49 
214 13 31.91 
4. 4589864 
Tomkinson 
50 07 28.61 
229 52 16.64 
4. 5239434 
Blacktail. 
243 24 10.03 
63 50 44.00 
4. 6954456 
Chilco 
274 01 32. 58 
344 02 57.76 
94 27 33.97 
164 08 34.00 
4. 6416575 
4. 5378730 
Skalan ... 
BLACKTAIL, KOOTENAI COUNTY, IDAHO. 
Location of station: On a bald point near the south end of summit, 
near the western shore of Lake Pend Oreille and east of Cocolalla, on 
