SURVEY OP THE BRITISH ISLES FOR THE EPOCH JANUARY ], 1891. 557 
and Vertical Forces, Observed and Calculated, with Differences, 
(continued). 
No. 
Inclination. 
Horizontal Force. 
Vertical Fore 
3 . 
No. 
1891. 
1891. 
1 
Observed. 
Calculated. 
DifFerence 
Observed. 
Calculated. 
Difference. 
Observed. 
Calculated. 
Diff 
crence. 
1 
O 
71 
7-6 
71 
2-3 
+ 
5-3 
1-5831 
1-5938 
- 
-0107 
4-6310 
4-6387 
- 
•0077 
1 
1 2 
71 
16-2 
71 
6 9 
+ 
9 3 
1-5706 
1-5887 
_ 
-0181 
4-6321 
4-6442 
■0121 
2 
3 
71 
27-8 
71 
4 6 
+ 
23-2 
1-5580 
1-5912 
-0327 
4 6480 
4 6113 
+ 
■0067 
3 
4 
70 51-2 
71 
3-4 
- 
12-2 
1-6054 
1-5925 
+ 
-0129 
4-6239 
4-6398 
- 
■0159 
4 
5 
71 
8*5 
70 
59-7 
8-8 
1-5832 
1-5967 
_ 
-0135 
4 6352 
4-6359 
_ 
■0007 
5 
6 
71 
10 
70 
59-0 
2-0 
1-6034 
1-5976 
+ 
-01158 
4-6610 
46351 
+ 
■0259 
6 
7 
71 
0-9 
70 
57'5 
+ 
3-4 
1-5898 
1-5993 
— 
-0095 
4-6210 
4 6337 
•0127 
7 
8 
70 
10-9 
70 
16-7 
_ 
5*8 
l-65’i5 
1-6155 
-OO.'O 
4-5798 
4-5903 
— 
■0105 
8 
9 
71 
22-7 
71 
3-3 
+ 
19-4 
1-5625 
1-5937 
— 
-0312 
4-6370 
4-6129 
- 
•0059 
9 
10 
71 
32-6 
71 
34-8 
— 
2 2 
1-5582 
I- 56 O 8 
— 
-0026 
4-6685 
4-686.5 
— 
•0180 
10 
11 
71 
32 3 
71 
330 
— 
0-7 
1-5561 
1-5633 
— 
-0072 
4-6611 
4-6858 
— 
•0247 
11 
12 
71 
9-3 
71 
8-3 
+ 
1-0 
1-5875 
1-5878 
— 
-0(403 
4-6513 
4-6476 
+ 
■0037 
12 
13 
71 
530 
71 
52-8 
+ 
0-2 
1-5328 
1-5.386 
— 
-0058 
4-68.50 
4-7(>19 
— 
■0169 
13 
14 
71 
41-4 
71 
53-8 
12-4 
1-5471 
1-5381 
-0090 
4-6753 
4-7019 
— 
•0296 
14 
15 
70 40-9 
70 
511 
— 
10-2 
1'6220 
1-6074 
+ 
-0446 
4-6270 
4-6292 
•0022 
15 
16 
70 
42-5 
70 
45-5 
— 
30 
1-6-22 4 
1-6131 
+ 
-0093 
4-6351 
4-6214 
+ 
■0137 
16 
17 
71 
32 1 
71 
40-5 
— 
8-4 
1-5556 
1-5539 
+ 
-0017 
4-6586 
4 6916 
— 
•0330 
17 
18 
70 
29-6 
70 
28-8 
0-8 
1-6367 
1-6341 
+ 
-0026 
4-6202 
4 6095 
+ 
■0107 
18 
19 
1) 
2Da 
71 
31-9 
71 
34-6 
2-7 
1-5626 
1-5608 
+ 
-0018 
4-6788 
4-6855 
— 
■0067 
20a 
20i 
71 
29-0 
71 
34-6 
— 
5-6 
1-5638 
1-5608 
-h 
-0030 
4-6692 
4 6855 
•0163 
20b 
21 
70 
4-0 
70 
5-1 
— 
1-4 
1-6583 
1-6575 
+ 
-0008 
4-5727 
4-5763 
— 
•0036 
21 
22 
71 
18-5 
71 
150 
4- 
3-5 
1-5769 
1-5839 
— 
-0070 
4-6610 
4 - 666 I 
— 
■0051 
22 
23 
70 
15-5 
70 21-4 
5-9 
1-6149 
1-6414 
+ 
-0035 
4 5835 
4-5985 
— 
■0150 
23 
24 
71 
10-5 
71 
41 
+ 
6-4 
1-5813 
1-5933 
-0120 
4-6385 
4-6453 
•0068 
24 
25 
71 
15-8 
71 
18-5 
— 
2-7 
1-5819 
1-5773 
+ 
-0046 
4-6637 
4 6622 
•0015 
25 
26 
72 
25-7 
71 
33-3 
52-4 
1-5166 
1-5637 
— 
-0171 
4-7892 
4 6884 
•1008 
26 
27 
71 
60 
71 
10-6 
4-6 
1-6044 
1-5882 
■f 
-0162 
4 6861 
4-6592 
+ 
•0269 
27 
28 
71 
14-4 
71 
21-7 
— 
7-3 
1-5782 
1-5735 
+ 
-0047 
4-6465 
4-6653 
— 
■0188 
28 
29 
71 
54'6 
71 
41-2 
+ 
13-4 
1 5655 
1-5546 
+ 
■0109 
4-7925 
4-6970 
+ 
•0955 
29 
30 
71 
43-3 
71 
38-7 
+ 
4-6 
1-5477 
1 5575 
■0098 
4-6855 
4-6943 
— 
•0088 
30 
31 
71 
59-4 
71 
24-5 
+ 
34-9 
1-5350 
1-5755 
_ 
■0405 
4-7214 
4-6838 
+ 
•0376 
31 
32 
70 
56-2 
70 52 5 
3-7 
1-5972 
1-6050 
— 
■G078 
4-6220 
4-628 1 
— 
•0064 
32 
33 
70 
10-7 
70 
150 
_ 
4-3 
1 -6580 
1 -6 150 
+ 
■0130 
4-5997 
4-5817 
+ 
•0180 
33 
34 
71 
571 
72 
0-5 
— 
3-4 
1-5.328 
1-5301 
+ 
■0027 
4-7010 
4-7115 
■0075 
34 
iiS 
70 
53'5 
70 
59 6 
— 
61 
1-6007 
1-5981 
+ 
■002.3 
4-6-203 
4-6404 
— 
■0201 
35 
36 
71 
11-3 
71 
15 4 
— 
41 
1-58S7 
1-5811 
■0073 
4-6636 
4-6604 
+ 
•0032 
36 
37 
71 
33'7 
71 
34-5 
— 
0-8 
1-5120 
1-5637 
— 
■0217 
4-6250 
1-6938 
— 
0688 
37 
38 
70 
50-1 
71 
5‘3 
■ _ 
15-2 
1-6038 
1-5923 
+ 
■0115 
4-6146 
4-6 176 
— 
•0330 
38 
39 
71 
37-2 
71 
40-0 
— 
3-7 
1-5606 
1-5540 
+ 
-0066 
4-6968 
4-6939 
+ 
•0029 
39 
40 
70 
38-6 
70 
42-2 
— 
3 6 
1-6401 
1-6210 
+ 
•0491 
4-6687 
4-6297 
+ 
•0390 
40 
41 
71 
46-9 
71 
28-7 
-1- 
18-2 
1-5549 
1-5688 
— 
■0139 
4-7241 
4-6827 
+ 
•0414 
41 
42 
70 
260 
70 28-7 
2-7 
1.6465 
1-6345 
+ 
■0120 
4-6324 
4-6101 
+ 
■0223 
42 
43 
70 
16-9 
70 
18-6 
— 
1-7 
1-6453 
1-6129 
■0024 
4-5906 
4-5909 
— 
•0003 
43 
44 
71 
18-7 
71 
24-2 
_ 
5*5 
1-5802 
1-5707 
+ 
■0095 
4-6716 
4-6682 
+ 
•0034 
44 
45 
70 37 1 
70 
450 
— 
7-9 
1-6350 
1-6178 
+ 
■0172 
4-6476 
4-6327 
+ 
•0149 
45 
46 
71 
22-8 
71 
14-2 
+ 
8-6 
1-5682 
1-5818 
■0136 
4-6545 
4-6562 
•0017 
46 
47 
70 
55-7 
70 
57*3 
16 
1-6022 
1-5999 
+ 
■0023 
4-6344 
4-6346 
_ 
■0002 
47 
48 
70 32 3 
70 
4I.-9 
— 
12-6 
1-6397 
1-6157 
0240 
4-6401 
46263 
+ 
•0138 
48 
49 
72 
2-0 
72 
4-3 
— 
2 3 
1-5343 
1-5280 
■0063 
4-7314 
4-7228 
+ 
•0086 
49 
50 
71 
11 7 
71 
9-8 
+ 
1-9 
1-5919 
1-.5889 
■0030 
4-6749 
4-6577 
■0172 
50 
51 
70 28-3 
70 
26-7 
T- 
1-6 
1 6351 
1-6374 
— 
■0023 
4-6101 
4-6097 
+ 
•0004 
51 
52 
72 
39-5 
71 
26-2 
-h 
73-3 
1-5200 
1.5719 
— 
■0519 
48677 
4-6806 
+ 
•1871 
52 
53 
70 
24-8 
70 
230 
+ 
1-8 
1-6386 
1-6412 
— 
■0026 
4-6052 
4-6048 
+ 
•0004 
53 
54 
70 
91 
70 
110 
— 
]'9 
1-6510 
1-6523 
— 
■0013 
4-5737 
4-5852 
— 
•0115 
54 
55 
70 
10-2 
70 
231 
- 
12-9 
1-6549 
1-6391 
+ 
■0158 
4 5891 
4-5994 
— 
■0103 
55 
56 
71 
510 
71 
29-1 
+ 
21-9 
1-5302 
1-5702 
■0400 
4'6679 
4-6888 
— 
•0209 
56 
