Trigonometrical Survey. 497 
No. of 
triangles 
/ 
Names of stations. 
Observed 
angles. 
Diflf. 
Spheri- 
cal ! 
excess. 
Error. 
Angles corrected 
■ for calculation. 
Distances; 
XI. 
Butser Hill 
iind Head 
Highclere 
84 3 i 45,5 
66 15 54,5 
29 12 22 
— 1,2 
— 0,83 
— 0,72 
u 
" 
8 4 3 i 44>5 
66 15 54,25 
29 12 21,25 
Feet. 
180 0 2 
1 
2,7 
-0,7 1 
r 
78905,7* 
148031,0* 
XII. 
Dean Hill 
Butser Hill 
Highclere 
62 22 48,75 
48 28 41,5 
69 8 35 
- i >37 
- 1*23 
- M 
62 22 47 
48 28 40 
6 9 8 33 
180 O 5,25 
4’°7 
+ I,l8 
ty t t*ii f Butser dill 
DeanH.11 | Highclere 
" 
156122,1 * 
125084,9* 
XIII. 
Beacon Hill 
Highclere 
Dean Hill 
102 45 23,5 
26 55 51,5 
50 18 47,5 
-0,0 
— 0,26 
-0,15 
102 45 22 
26 55 50,75 
So 18 47,25 
l8o O 2,5 
1 i >3 
+ 1,2 
Beacon Hi., {g£*g 
986944 
58086,3 
Triangles which connect the Base of Verification with the Sides Beacon Hill 
and Highclere, and Beacon Hill and Dean Hill. 
XIV. 
Thorney Down 
Highclere 
Beacon Hill 
53 22 30 
12 59 10 
n 3 38 16,7.5 
53 22 3 i - 2 5 
12 59 10,75 
1 13 3 8 18 
1 79 59 56,75 
i 
o,6 j 
!- 3> 8 5 
Thorney Down ■ 
f Highclere 
\_ Beacon Hill 
- 
112656 
2 7 ° 34>4 
