I 
[ 349 } 
Variation of the Magnetic-Needle, from the Ijlatids 
of Orkney to Hudfon’s Straits, for the Tear 1757. 
Weft 
Longi- 
• tude 
Degrees of North Latitude. 
From 
London. 
56 
57 
58 
59 
60 
61 
62 
63 
Degrees. 
4 
Id 
18 
18 
19 
19 
10 
£ c 
f . o 
19 
19 
20 
20 
21 
27 
'-M 
° 3 
24 
24 
25 
25 
45 
85 S* 
<u 
29 
29 
3 ° 
3 i 
55 
65 
Q 
39 
40 
4 1 
Variation in Hudfon’s-Bay and Straits, for the 
Tear 1 757. 
Weft 1 
Longi- 
tude 
Degrees of North Latitude. 
From 
London. 
521 
55 
56 
57 
58 
60 
61 
62 
63 
Degrees. 
65 
c 
0 
39 
40 
4 i 
71 
w 
03 
• 
u 
41 
4 1 
79 
cs 
43 
81 
e: 
38 
39 
40 
83 
& 
18 
20 
39 
40 
86 
U-I 
0 
35 
37 
92 
C /3 
<u 
<U 
17 
17 
94 
bD 
17 
18 
95 
a 
18 
We have been informed, that in Hudfon’s-Bay, there has been 
very little alteration in the variation of the compafs during the 
twenty years laft pad, 
XLIIs 
