SURVEY OF THE BRITISH ISLES FOR THE EPOCH JANUARY 1, 1891. 
Horizontal Force. 
49 
G.M.T. 
H. 
Ho. 
D 
Y 
li. m. 
12 34 
13 0 
1-6616 
1-6583 
22. Loch Aylort. See ‘‘1890 Memoir,” p. 96, 
23. Ayr. See “ 1890 Memoir,” p. 97. 
24. Ballater, See “ 1890 Memoir,” p. 97. 
25. Ballindalloch. June 23, 1891 ; W. (70, 94). Lat. 57° 24' 36”; Long. 
3° 23' 5”. On the top of the hill to the S. of the railway station, near the brow 
of the middle spur. 
Declination. 
2. 
G.M.T. 
h. 
^0- 
h. m. 
b. m. 
O 1 
o / 
+ 1 2 
13 47 
20 9-4 
20 14-5 
+ 3 1 
15 44 
20 11-4 
Inclination. 
Needle. 
G.M.T. 
0. 
6o. 
b. m. 
o / 
0 / 
1 
12 22 
71 15-3 
71 1.5-8 
2 
12 48 
71 15-2 
Horizontal Force. 
G.M.T. 
H. 
Ho. 
D 
V 
h. m. 
14 52 
14 13 
1-5835 
1-5819 
V 
15 55 
T5820 
MDCCCXCVI.—A. 
h 
