56 
MR. GEORGE W. WALKER ON THE MAGNETIC RE-SURVEY OF THE 
Table IX.—Disturbing Forces 
District I. 
Station 
1915. 
1886. 
N. 
W. 
Y. 
N. 
W. 
V. 
7 
7 
7 
7 
7 
7 
Aberdeen. 
— 
85 
43 
- 25 
— 
66 
— 
48 
- 28 
Ballater. 
— 
3 
_ 
148 
- 129 
— 
47 
_ 
144 
- 41 
Banff. 
+ 
97 
+ 
39 
- 196 
+ 
38 
+ 
105 
- 124 
Boat of Garten. 
+ 
58 
+ 
142 
_ 2 
+ 
15 
+ 
211 
+ 56 
Crianlarich. 
+ 
55 
+ 
93 
+ 71 
+ 
5 
+ 
39 
-219 
Crieff. 
+ 
11 
+ 
31 
- 131 
+ 
31 
+ 
110 
+ 217 
Dalwhinnie. 
+ 
139 
+ 
92 
+ 71 
+ 
103 
+ 
75 
-247 
Dundee. 
_ 
207 
— 
114 
+ 28 
_ 
23 
0 
+ 10 
Elgin. 
+ 
96 
52 
+ 61 
+ 
34 
— 
79 
+ 45 
Loch Eriboll. 
+ 
62 
22 
- 53 
+ 
21 
— 
31 
+ 175 
Fort Augustus. 
+ 
23 
— 
40 
+ 369 
14 
— 
73 
+ 57 
Golspie. 
— 
12 
+ 
62 
+ 24 
- 
3 
- 
89 
- 65 
Inverness. 
+ 
78 
— 
19 
+ 173 
+ 
61 
0 
+ 156 
Kirkwall. 
+ 
71 
— 
16 
- 100 
+ 
21 
— 
17 
+ 109 
Lairg. 
+ 
18 
— 
42 
- 70 
+ 
14 
— 
72 
- 34 
Lochgoilhead. 
46 
+ 
141 
-278 
— 
12 
+ 
20 
-328 
Pitloclirie. 
+ 
16 
28 
-304 
+ 
15 
_ 
29 
-242 
Row. 
— 
47 
_ 
10 
- 159 
■ - 
117 
_ 
21 
- 188 1 
Stirling. 
— 
374 
+ 
46 
+ 90 
_ 
166 
+ 
8 
- 92 1 
Stromness. 
+ 
128 
— 
67 
- 108 
+ 
72 
_ 
34 
+ 146 
Thurso. 
+ 
98 
— 
141 
-265 
+ 
12 
_ 
16 
- 47 
Vick. 
— 
25 
— 
10 
+ 139 
— 
124 
— 
84 
+ 242 
Mean . . . 
+ 
7 
- 
5 
- 36 
- 
6 
- 
8 
- 20 
District 11. (Incomplete). 
Station. 
1915. 
1886. 
N. 
W. 
V. 
N. 
W. 
V. 
Banavie. 
7 
+ 147 
7 
+ 41 
7 
+ 470 
7 
+ 167 
7 
+ 54 
7 
+ 268 
Gairloch. 
- 55 
- 78 
- 538 
+ 18 
-208 ■ 
-451 
Loch Inver. 
-311 
- 108 
- 321 
-204 
-253 
-853 
Kyle Akin. 
- 98 
+ 74 
- 86 
- 126 
+ 61 
- 168 
Oban. 
+ 184 
+ 80 
- 263 
+ 200 
+ 57 
- 128 
Portree. 
+ 762 
- 65 
- 1200 
+ 379 
+ 74 
-378 
Strachur . 
- 117 
- 116 
- 324 
+ 88 
- 1 
-269 
