BAKER.] 
MAGNETICS. 
41 
Declination, dip, and force for the mean epoch 1860. 
[Results from observations by Joseph S. Harris, United States Northwestern Boundary Commission, 
1868 to 1861. From manuscript furnished by the United States Coast and Geodetic Survey.] 
Station. 
Magnetic station 
Do 
Cump No. 11 
Camp No. 14, Joseph Prairie 
Magnetic station 
Do 
Do 
Peon Prairie 
Spokane Ferry 
Colville Depot 
Tukannon River 
Lugenbeel Creek 
Cow Creek 
Dry Creek 
Magnetic station 
Do 
Near Wallula 
Camp Osoyoos 
Magnetic station 
Do 
Skagit 
Magnetic station 
Camp Chiloweyuck 
Magnetic station 
Do 
Do 
Semiahmoo 
Point Roberts 
Latitude. 
•19 00 
48 59 
49 07 
49 31 
49 00 
48 42 
48 10 
47 44 
47 49 
48 34 
46 32 
47 09 
46 09 
46 03 
49 00 
46 02 
49 00 
49 00 
49 03 
49 00 
49 05 
49 01 
48 59 
49 01 
48 59 
49 01 
48 59 
Longi- 
tude. 
114 21 
115 10 
115 16 
115 35 
116 33 
116 19 
116 45 
117 14 
117 49 
117 52 
118 00 
118 06 
118 10 
118 18 
118 25 
118 44 
119 00 
119 24 
119 35 
120 55 
121 03 
121 07 
121 23 
121 42 
121 45 
121 57 
122 46 
122 58 
East dec- 
lination. 
22 58 
22 58 
22 37 
22 16 
22 07 
22 31 
20 55 
20 55 
20 00 
22 07 
19 46 
23 34 
24 19 
22 23 
22 09 
22 47 
22 55 
22 39 
22 55 
Dip. 
73 37 
73 49 
70 22 
71 19 
71 01 
72 40 
72 25 
72 01 
71 46 
Horizontal force- 
Br. 
units. 
3. 757 
4.099 
4.132 
3.976 
4.380 
4.229 
4.301 
4.289 
4. 025 
4.094 
4.111 
C. G. S. 
units. 
0.1732 
0. 1890 
0. 1905 
0. 1833 
0. 2020 
0. 1950 
0. 1983 
0. 1978 
0.1 856 
0. 1888 
0. 1896 
Total 
force. 
C.G.S. 
units. 
0.0217 
0. 6146 
0. 6123 
0. 6100 
0. 6009 
0. 6085 
0.6097 
0. 6007 
0. 6141 
0.6115 
0. 6056 
