196 PRIMARY TRIANGULATION AND PRIMARY TRAVERSE 
67, RAVALLI COUNTY. 
(Not occupied.) 
Lower of two timbered points. 
[Latitude 46° 24' 43.2". Longitude 113° 49' 28.3".] 
To station- 
Azimuth. 
Back azimuth. 
Log. 
distance. 
O 1 II 
o / // 
Meters. 
4. 10986 
Willow 
4. 10200 
68, i;.\\ a u.i county. 
(Not occupied.) 
Higher of two timbered points. 
[Latitude 4ti° 25' 59.8". Longitude 113° 50' 04.7".] 
To station — 
Azimuth. 
Back azimuth. 
Log. 
distance 
O / •! 
O f If 
Meters. 
4.12 
Willow 
4.1C 
WILLOW. RAVALLI COUNTY. 
A station in the base expansion, 15 miles northeast of Hamilton, on 
a bald summit of the range on the eastern side of the Bitter root 
Valley and about 4,000 feet above it. Can be reached by following 
up Willow Creek from Corvallis to a half-finished log cabin, thencef 
up a leading spur to station, the latter part of the way being through, 
lodge-pole pines and difficult to travel. This station can be used in 
the extension of triangulation in any direction except eastward. 
Station mark: A copper bolt in rock ledge. Signal is a pine tree' 
placed over bolt and braced in position. 
[Latitude 40° 19' 15.72". Longitude 113° 55' 23.70".] 
To station- 
Quigg 
Palisade 
Daly 
El Capitan 
South base 
Ward (2) 
Ward (1) 
Astronomic pier 
North base 
St. Mary 
Azimuth. 
221 
299 
37 
46 
52 
59 
59 
65 
74 
131 
41.08 
23.17 
02.00 
13.00 
38.56 
33.24 
44. 57 
35.41 
03. 84 
13. 50 
distance. 
41 
119 
217 
226 17 
231 56 
238 55 
239 05 
245 • 31 
254 38 
310 52 
36.54 
39.85 
48.75 
46. 10 
56.56 
53.90 
10.47 
37.08 
55.30 
19. 34 
Meters. 
4.380384CI 
3. 66619 
1 0875M 
4.701860U 
4. 3401531 < 
4.5116a 
4.5084M 
4.2891H 
4.2712B 
4.51295H 1 
