182 
MR. A. W. RtrCKER AND DR. T. E. THORPE ON A MAGNETIC 
Inclination. 
1 
1 
Needle. 
G.M.T. 
0. 
do- 
1—1 
li. m. 
14 40 
15 6 
6°7 27-2 
67 27-8 
o y 
67 30-9 
Horizontal Force. 
G.M.T. 
H. 
Ho. 
1 ) 
V 
h. m. 
16 21 
15 48 
1-8178 
1-8190 
1-8134 
128. Pwllheli. May 15, 1886 ; A. W. R. (60, 74). Lat. 52° 52'55"; Long. 4° 24'35". 
On the beach to the S. of the town and harbour. About 100 yards E. of the 
road which leads to the beach. The first declination was taken on the shore of 
the harbour aliout 100 yards off. 
Declination. 
■v 
G.M.T. 
c. 
^0- 
li. m. 
- 1 46 
+ 2 9' 
1 ). m. 
11 0 
14 6 
20 40-3 
20 36-9 
o / 
20 41-9 . 
Inclination. 
Needle. 
G.M.T. 
0. 
do- 
1 
2 
li. ni. 
12 15 
12 48 
6°8 49-7 
68 51-0 
o / 
68 50-9 
Horizontal Force. 
G.M.l'. 
H. 
Ho. 
V 
li. m. 
13 54 
1-7415 
1-7407 
