234 PRIMARY TRIANGULATION AND PRIMARY TRAVERSE. 
BLACK MOUNTAIN, BIGHORN COUNTY. 
(Not occupied.) 
A well-known point at head of south fork of No water Creek and 
near head of Lake Creek, a tributary of Kirby Creek. 
[Latitude 43° 38 / 42.58". Longitude 107° 42' 11.45".] 
To station — 
Azimuth. 
Back azimuth. 
Log. distance. 
O / II 
16 21 36. 79 
91 55 52.05 
o / // 
196 20 19.69 
271 43 12.66 
Meters. 
3. 9496860 
4. 3921552 
COTTONWOOD, BIGHORN COUNTY. 
On a ridge slightly above timber line at the head of main fork of 
Cottonwood Creek. It is difficult to reach from the north and east, 
but it might be reached by taking road from Ilo post-office to sawmill 
high up on Grass Creek, thence along ridge between Gooseberry and 
Grass creeks. Also reached by road to head of Enos Creek, thence 
along ridge between Enos and Grass creeks. 
Station mark: A bronze triangulation tablet cemented in rock, over 
which a cairn 7 feet high was erected. 
[Latitude 43° 49' 18.39". Longitude 109° 03' 46.88". ] 
To station- 
A/innilh. 
Muddy 32 41 L3. 69 
Wiggins 90 01 54. 07 
Franks 125 J8 40. 68 
Wise 181 06 18.81 
Squaw 230 32 33. 06 
Grass 259 50 35.74 
Putney 277 12 53.62 
Owl 310 52 39. 29 
Back azimuth. 
212 35 40.93 
269 47 10.42 
305 07 14.99 
1 06 48. 21 
50 52 52. 56 
80 10 49. 21 
97 26 28.40 
131 07 33.64 
Log. distance. 
Meters. 
4. 3002287 
4. 4551263 
4. 4316966 
4. 6870035 
4. 7040942 
4. 5990271 
4. 4236815 
4. 5843002 
CROSBY, BIGHORN COUNTY. 
On a high, shell-rock peak at head of Horse Creek of Wood Riyer 
and a branch of Grey Bull Riyer, about 1.5 mites from Kirwin. 
Station may be reached by trail from Kirwin; also a trail up Horse 
Creek and an open ridge from the head of creek to station. 
