472 
MR. A. W. RtTCKER AND DR. T. E. THORPE OH A MAGNETIC 
Inclination. 
Needle. 
G.M.T. 
e. 
6 *0- 
1 
2 
1 
h. m. 
12 22 
12 3.5 
68 .39-5 
68 41-3 
0 / 
68 41-6 
Horizontal Force. 
G.M.T. 
H. 
Ho. 
V 
h. m. 
11 35 
1-7520 
1-7505 
827. Malahide. May 8, 1891; G. (60, 74). Lat. 53° 27' 0"; Long. 6° 8' 35". 
On the common land near the shore. The N. W. corner of the Royal Hotel bore 
due W. and was about 300 yards distant. 
Declination. 
2 . 
G.M.T. 
a. 
^0- 
h. m. 
-1 36 
+ 1 9 
h. m. 
11 7 
13 47 
20 58-6 
20 56-8 
0 / 
21 0-2 
Inclination. 
Needle. 
G.M.T. 
0. 
do. 
1 
2 
h. m. 
12 45 
12 26 
6°9 15-0 
69 12-5 
r. t 
69 14 2 
Horizontal Force. 
G.M.T. 
H. 
Ho. 
D 
V 
V 
h. m. 
11 46 
11 22 
13 58 
1-7198 
1-7185 
1-7185 
