294 
MR. A. W. RtiCKER AND DR. T. E. THORPE OX A MAGNETIC 
Li dination. 
Needle. 
G.M.T. 
e. 
0Q- \ 
\ 
1 
2 
h. m. 
11 40 
11 52 
6°8 17-0 
68 17-3 
O 1 
68 19-4 ' 
1 
Horizontal Force. 
G.M.T. 
H. 
Ho. 
h. m. 
D 
12 41 
V 
12 12 
1'7738 
1-7703 
491. Llandudno. See ‘‘ 1890 Memoir,” p. 167. 
492. Llandyssil. August 29, 1890 ; B. (61, 83). Lat. 52° 2' 21" ; Long. 4° 18' 12" 
About 150 yai’ds S. bv E. of the Church, and 80 yards from the river bank. 
Decimation. 
V 
G.M.T. 
^0- 
1 
h. m. 
-1 57 
h. m. 
10 49 
19 40 0 
O / 1 
+ 2 19 
13 45 
14 2 
19 41-2 
19 43-2 
19 39 1 
Inclination. 
Needle. 
G.M.T. 
e. 
6o. 
li. m. 
o 
o / 
1 
12 30 
68 21-7 
68 20-2 
2 
1 
13 9 
68 19-9 
Horizontal Force. 
G.M.T. 
H. 
Ho. 
h. m. 
V 
11 12 
1-7692 
V 
11 32 
1-7684 
1-7697 
V 
14 22 
1-7693 
