BRITISH ISLES FOR THE EPOCH JANUARY 1, 1915. 
41 
VI. (continued). 
Latitude 50° to 52°. 
Calculated values. 
Observed 
- calculated. 
N. 
W. 
V. 
D. 
N. 
W. 
V. 
D. 
7 
17,892 
7 
4788 
7 
43,370 
O 
14 
58-8 
7 
- 6 
7 
+ 16 
7 
- 20 
+ 3'-2 
17,775 
4699 
43,497 
14 
50-3 
-48 
+ 34 
- 36 
+ 6-7 
18,079 
4917 
43,165 
15 
12-9 
+ 63 
+ 13 
- 34 
- 0-8 
17,795 
4648 
43,478 
14 
38-3 
-31 
+ 126 
-263 
+ 24-3 
18,163 
4622 
43,090 
14 
16-6 
+ 14 
- 64 
- 59 
-11-9 
17,827 
4587 
43,446 
14 
25-8 
-58 
- 11 
-372 
+ 0-7 
17,725 
4824 
43,545 
15 
13 ■ 5 
-46 
+ 38 
+ 5 
+ 9-2 
17,977 
4910 
43,275 
15 
16-6 
+ 35 
+ 10 
+ 12 
+ 0-1 
18,024 
4854 
43,227 
15 
4-4 
+ 44 
+ 43 
- 88 
+ 5-5 
17,864 
4832 
43,397 
15 
8-1 
-42 
+ 66 
+ 9 
+ 14-0 
17,912 
4751 
43,350 
14 
51-3 
-33 
+ 12 
+ 100 
+ 3-7 
17,950 
4853 
43,305 
15 
7-7 
+ 85 
+ 68 
-133 
+ 8-0 
17,794 
4920 
43,467 
15 
27-4 
+ 39 
- 37 
+ 168 
- 8-0 
18,189 
4740 
43,057 
14 
36-4 
+ 22 
- 21 
- 100 
- 4-8 
17,931 
4686 
43,332 
14 
38-7 
-47 
+ 35 
- 1 
+ 8-5 
18,067 
4769 
43,185 
14 
47-2 
+ 58 
-141 
- 140 
-27-8 
17,831 
4870 
43,431 
15 
16-6 
-36 
+ 92 
- 34 
+ 18-2 
18,121 
4873 
43,124 
15 
3-1 
+ 38 
+ 27 
- 48 
+ 3-0 
17,940 
4786 
43,319 
+ 3 
+ 17 
- 57 
Ct 
VOL. CCXIX. —A 
