SURVEY OF THE BRITISH ISLES FOR THE EPOCH JANUARY I, 1886. 211 
172. DoneCxAL. August 23, 1887 ; T. E. T. (61, 83). Lat. 54° 39' 5" ; Long. 8° 6' 57". 
On the N. bank of the Port, nearly opposite the ruins of the Abbey, which bore 
S.S.W, Village bore due E. 
Declination. 
V 
G.M.T. 
d. 
^0- 
h. m. 
+ 0 11 
+ I 53 
h. m. 
11 42 
15 .31 
23 6-9 
23 6-4 
O / 
23 20T 
Inclination. 
Needle. 
G.M.T. 
0. 
00. 
1 
h. m. 
13 46 
70 
12-5 
0 • 
70 15-3 
2 
14 32 
70 
13T 
Horizontal Force. 
G.M.T. 
H. 
Ho. 
D 
V 
It. m. 
15 7 
12 2 
1-6482 
1-6483 
1-6449 
173. Drogheda. May 15, 1887 : T. E. T. (61, 83). Lat. 53° 42' 48" ; Long. 6° 22' 4". 
In a field S.S.W. of Pathinullan House, about 1 mile west of Drogheda Cathedral, 
and on the S. side of tl\e Liver Boyne. 
Declination. 
G.M.T. 
^0- 
h. Dd. 
- 0 38 
+ 1 0 
h. m. 
11 29 
13 4 
2°1 43-8 
21 42-3 
0 f 
21 54-7 
