lOG 
MR. A. W. RUCKER AND DR. T. E. THORPE ON A MAGNETIC 
Inclination. 
Needle. 
G.M.T. 
0. 
00- 
1 
2 
h. m. 
13 36 
14 49 
70 53-4 
70 54-8 
o y 
70 53‘6 
Horizontal Force. 
G.M.T. 
H. 
Ho 
D 
V 
h. m. 
1.5 55 
15 19 
1'6071 
1-6072 
1-6079 
18. CuMBRAE. July 24, 1888; T. E. T. (61, 83). Lat. 55° 47' 45"; Long. 
4° 53' 40". Eight yards to the N. of the Monument to the “Shearwater’s” 
midshipmen, at the N.E. end of the Island. Mr. Welsh’s Station. 
Declination. 
V 
G.M.T. 
h. 
^0- 
h, m. 
h. m. 
o / 
0 t 
+ 4 19 
17 0 
21 13-2 
21 37-2 
Inclination. 
Needle. 
G.M.T. 
0. 
do- 
li. m. 
o • 
o y 
1 
17 41 
71 1-0 
2 
18 0 
70 59-7 
t L ^ O 
Horizontal Force. 
G.M.T. 
H. 
Ho. 
V. 
h. m. 
17 16 
1-5957 
1-5911 
