368 
MR. A. W. RUCKER AND DR. T. E. THORPE ON A MAGNETIC 
Inclination. 
Needle. 
G.M.T. 
e. 
0Q. 
1 
2 
h, m. 
16 .32 
17 .3 
6°7 56-0 
67 53-2 
O / 
67 54'0 
Horizontal Force. 
G.M.T. 
h. m. 
D 
1.5 .30 
V 
14 .30 
V 
14 50 
V 
18 3 
V 
18 48 
H. 
Ho. 
1-7968 
1-7953 
1-7952 
1-7955 
1-7965 
633. Sunderland. May 13, 1891 ; W. (70, 94). Lat. 54° 53' 30" ; Long. 1° 24' 40". 
In a field near the road to Houghton, immediately to the N. of Humbleton Hill, 
Low Barnes House bearing N.E. 
Declination. 
G.M.T. 
u. 
^ 0 - 
li. rn. 
-1 20 
■f 4 6 
h. m. 
11 16 
18 37-7 
18 40-1 
Inclination. 
Needle. 
G.M.T. 
e. 
60 . 
1 
2 
h. in. 
13 48 
15 26 
69 3f4 
69 37-6 
0 / 
69 37-9 
Horizontal Force. 
G.M T. 
H. 
Ho. 
V 
h. nj. 
11 39 
1-6836 
1-6830 
