456 . 
The Account of a 
No. of 
triangle 
Names of stations. 
Observed 
angles. 
Diff. 
Spheri- 
cal 
excess. 
Error. 
Angles corrected 
for calculation. 
Distances. 
XLVI. 
Pilsden 
Mintern Hill 
Black Down 
44 37 53> 2 5 
68 30 46,5 
66 51 21,25 
— 0,29 
— 0,36 
—0,36 
u 
" 
44 37 53 
68 30 46 
66 51 21 
Feet. 
180 0 1 
1 
— 0,02 
Pilsden from | 
Mintern Hill 
Black Down 
- - 
78177 
79110,7 
XLVIl. 
Charton Common 
Black Down 
Pilsden 
47 39 l8 >S 
27 15 14 
105 5 26 
— 0,10 
—0,21 
— 0,60 
47 39 i8 »5 
27 15 16 
105 5 25,5 
>79 59 5 8 »5 
0,88 
-2,38 
Charton Common from £ pluden^ 0 ^- 
10 3345 
49106,3 
XLVIII. 
Dumpdon 
Pilsden 
Charton Common 
3 8 33 22,75 
47 32 1,25 
93 54 37.25 
—0,12 
0,14 
— 0,36 
38 33 22,25 
47 32 1 
93 54 36»75 
180 0 1,25 
_ 
0,66 
+ °>59 
■ 
Charton Common from ^ 
- 
49016.3 
78459.3 
XLIX. 
Little Haldon 
Charton Common 
Dumpdon 
25 8 1,25 
68 12 51,25 
86 39 8,5 
-0,45 
—0,48 
—0,78 
25 8 1 
68 12 51 
86 39 8 
180 0 1 
0,66 
+ 0.34 
Little Haldon from| 
Charton Common 
Dumpdon 
i 3 6 353 
126831 
