212 PRIMARY TRI ANGULATION AND PRIMARY TRAVERSE. 
[Latitude 42° 27 / 17.58". Longitude 123° 36 / 55.08".] 
To station— 
( )nion 
Grants I 'ass 
Greyback . 
Kerby 
Azimuth. 
230 05 01. 94 
285 32 44. 05 
326 41 54. 41 
333 47 53. 70 
Back azimuth. 
50 20 40. 94 
105 47 21. 61 
146 54 09. 89 
153 54 09. 42 
Log. distance. 
Meters. 
4. 6148277 
4. 4898691 
4. 6603314 
4. 4620608 
GRANTS PASS, JOSEPHINE COUNTY, OREG. 
On bare point about 4,000 feet high situated about 6 miles south- 
east of Grants Pass town. It is best reached by road to a gap, thence 
up point of ridge. No trail, but not much brush. Reached from 
Grants Pass in four and one-half hours. 
Station mark: A bronze triangulation tablet cemented in solid rock 
on highest point of hill. 
Reference marks: A hole 1 inch deep drilled in solid rock 11.2 feet 
distant southwest; a hole 1 inch deep drilled in solid rock 44.1 feet 
distant north. 
[Latitude 42° 22 / 47.19". Longitude 123° 15 / 14.08".] 
To station- 
Grey back . 
Kerby 
Bally 
Onion 
Sterling . . 
Tallowbox 
Azimuth 
9 03 51.09 
44 00 10.12 
105 47 21. 61 
183 15 50.50 
322 50 20.59 
337 14 40.82 
Back azimuth. 
189 01 31.38 
223 51 49.98 
285 32 44. 05 
3 16 49.28 
143 05 08.24 
157 18 50. 74 
Log. distance. 
Meters. 
4. 4816002 
4. 3897800 
4.489869] 
4.5410819 
4. 7022102 
4. 3430443 
GREYBACK, JOSEPHINE COUNTY, OREG. 
On southern and highest summit of well-known mountain of same 
name; reached by wagon road and trail from Grants Pass. Good 
camping place 0.5 mile east of monument and 1,000 feet below it. 
Signal: A cairn 9 feet high. 
Station mark: A bronze triangulation tablet cemented in solid rock 
under center of monument. 
Reference marks: In solid rock, hole and arrow pointing to tablet, 
one to west and the other to south. 
