428 
MR. A. W. RUCKER AND DR. T. E. THORPE ON A MAGNETIC 
740. Castleblaney. June 2, 1891 ; G. (60, 74). Lat. 54° 7' 37''; Long. 6° 44' 55". 
In a field on the N.E. side of the road to Monaghan, and about 1 mile from 
Castleblaney Railway Station, ^ mile S. of L. Drumiland. 
Declination, 
2 . 
G.M.T. 
0 . 
Cq. 
b. m. 
+ 1 17 
h. in. 
12 42 
o i 
21 35-3 
21 38-6 
Inclination. 
Needle. 
G.M.T. 
0. 
00- 
1 
2 
h. ni. 
13 26 
13 14 
6°9 5^9 
69 56-9 
0 i 
69 58T 
Horizontal Force. 
G.M.T. 
H. 
Ho. 
V 
h. ni. 
12 52 
1-6660 
1-6652 
741. Castlecomer. June 8, 1892 ; W. (70, 94). Lat. 52° 48' 23" ; Long. 7° 13' 10". 
In a field N. of the road leading to Ballyragget. 
Declination. 
V 
G.M.T. A 
^0- 
h. ru. 
+ 1 21 
h. m. 1 0 / 
14 8 21 16-7 
2T 27-5 
Inclination. 
Needle. 
G.M.T. 
0. 
00. 
1 
2 
b. Ill. 
14 46 
14 58 
6°8 59-6 
68 59-8 
O 1 
69 1-7 
