432 
An Account of the Measurement 
No. of 
triangles. 
Names of stations. 
Observed 
angles. 
Diff. 
Spheri- 
cal 
excess. 
Error. 
Angles corrected 
for calculation. 
Distances. 
XIV. 
Beacon Hill - 
Gringley 
South end of Base 
13 57 24 
51 11 6,5 
1 14 5 1 3 2 ’5 
* 
/1 
n 
• in 
13 57 23 
51 II 5 
114 51 32 
Feet. 
180 0 3 
Gringley from Beacon Hill 
- 
- 
75068,2 
Wherefore the mean distance from Gringley to Beacon Hill is 75068,1 
Feet. 
XV. 
Heathersedge 
Beacon Hill 
Gringley 
1 8 40 38,5 
138 9 16 
23 10 6 
+ 0,29 
— 2,02 
+0,65 
18 40 38 
138 9 16 
23 10 6 
i8q 0 0,5 
1,08 
—0,58 
Hcathersedge from[ . 
92227,2 
156384,8 
XVI. 
Sutton Ashfield - 
Heathersedge 
Gringley 
78 47 2 
54 5 Z 37.5 
46 20 24 
— 1,01 
— 0,24 
— 0,22 
78 47 1 
54 52 35 
46 20 24 
180 0 3,5 
2,45 
+ 1,10 
Sutton Ashfield from { ^“Srsedge' 
130399,7 
“533 9 >9 
XVII. 
Orpit 
Heathersedge 
Sutton Ashfield - 
80 28 57,25 
39 8 3 8 ’5 
60 22 25,5 
—0,85 
•—0,12 
— 1,00 
80 28 57 
39 8 3 8 
60 22 25 
180 0 1 
2,03 
-1,03 
Orpit from 
f Heathersedge 
t Sutton Ashfield 
- 
101660,3 
73826,6 
