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Art. XVII . — Table of Magnetic Variations » 
T HE following Table, which contains a pretty complete enu- 
meration of the late observations on the Variation of the Mag- 
netic Needle, will be useful to those who may not have oppor- 
tunity or leisure to consult the different works through which 
they are dispersed. 
No. 
of 
Obs. 
Longitude, 
W. 
Latitude, 
N. 
Magnetic 
Variation. 
Year. 
Observer. 
1 
80° 51 
o / 
63 27 
West. 
O / 
37 30 
1824 
Lyon. 
2 
48 9 
59 49 
48 38 
1819 
Parry. 
3 
61 59 
63 44 
60 20 
• •• 
... 
4 
62 8 
63 29 
60 56 
• •• 
... 
5 
61 50 
63 58 
61 11 
• •• 
... 
6 
62 8 
63 26 
61 23 
• •• 
... 
7 
62 9 
63 29 
61 50 
• •• 
... 
8 
59 12 
70 29 
74 39 
• •• 
... 
9 
57 36 
73 23 
80 1 
1818 
Ross. 
10 
57 56 
74 1 
80 30 
• •• 
... 
11 
59 56 
72 0 
80 55 
1819 
Parry. 
12 
68 37 
70 22 
80 59 
1820 
... 
13 
60 9 
73 0 
81 34 
1819 
... 
14 
60 11 
73 5 
82 3 
• •• 
... 
15 
60 12 
73 3 
82 37 
... 
16 
63 0 
75 51 
87 50 
1818 
Ross. 
17 
61 5 
75 32 
88 13 
«•* 
18 
64 45 
75 50 
90 18 
... 
... 
19 
64 41 
75 59 
91 17 
1818 
Ross. 
20 
71 18 
71 16 
91 29 
1820 
Parry. 
21 
64 43 
75 50 
91 33 
1818 
Ross. 
22 
65 40 
75 55 
92 44 
... 
23 
72 54 
76 30 
103 41 
... 
... 
24 
80 8 
74 25 
106 58 
1819 
Parry. 
25 
77 1 
76 33 
107 56 
1818 
Ross. 
26 
77 22 
73 31 
108 47 
1819 
Parry. 
27 
78 48 
76 8 
109 1 
1818 
Ross. 
28 
89 22 
73 11 
114 17 
1819 
Parry. 
29 
88 18 
73 33 
115 37 
... 
... 
30 
89 41 
72 45 
118 16 
... 
... 
31 
91 47 
74 40 
128 58 
... 
... 
32 
103 44 
75 9 
East. 
165 50 
1819 
Parry. 
33 
105 54 
75 3 
158 4 
... 
... 
34 
107 3 
74 58 
151 30 
... 
35 
110 36 
75 35 
135 4 
1820 
... 
36 
110 27 
75 7 
128 30 
... 
37 
110 49 
74 47 
127 48 
... 
... 
38 
110 34 
74 47 
126 17 
1819 
39 
111 37 
75 3 
126 2 
1820 
40 
111 55 
75 13 
125 15 
41 
111 57 
75 5 
123 48 
... 
• •• 
42 
111 12 
74 9 
123 6 
... 
43 
ill 42 
74 28 
117 52 
1819 
• •• 
44 
112 11 
74 27 
114 35 
1820 
... 
