166 
MR. A. ^y. RUCKER AND DR. T. E. THORPE ON A MAGNETIC 
Horizontal Force. 
G.M.T. 
H. 
Ho- 
D 
h. ru. 
12 54 
V 
14 15 
1-7935 
1-7930 
V 
17 5 
1-7909 
246. Abergwynolwyn, April 28, 1891; G. (60, 74). Lat. 52° 38' 45"; 
LoBg. 3° 58' 45". In a field close to the village ; 200 yards from the School 
which bore 10° W. of S. 
Declination. 
V 
G.M.T. 
C. 
1 
1 
'‘o- 
i 
h. in. 
h. m. 
o / 
o / 
-1 13 
11 24 
19 27-6 
19 29-6 ; 
+ 1 26 
13 58 
19 26-7 
Inclination. 
Needle. 
G.M.T. 
0. 
do- 
h. m. 
0 / 
O J 
1 
12 38 
68 25-8 
68 27-1 
2 
13 3 
68 27-4 
Horizontal Force. 
G.M.T. 
H. 
Ho- 
D 
V 
V 
b. m. 
12 3 
11 35 
14 9 
1-7602 
1-7608 
1-7598 ! 
247. Aberystwith. See 1890 Meiiioir,” p. 133. 
