Trigonometrical Survey . 
Between 
Black Down and Bull Barrow 
4 6 9 
Mean. 
38 $ 8 19 i IQ2r 
19,5 / 19,25 
At Black Down. 
Lyme and Bull Barrow 
12 * 3* 33,251 
33,25/^’ 
Bull Barrow and Nine Barrow Down 56 30 18,251 
Bull Barrow and Lulworth 
Lulworth and station above 
Chesil, in Portland 
Lulworth and station near 
Portland Light House 
Pilsden Hill and Mintern 
Mintern and Bull Barrow 
At Wingreen. 
Beacon Hill and Dean Hill 
3P 
l 9 o 5 hs,73 
18 
19,75- J 
65 35 4A5 ] 
41 l 
42.5 f 
45.5 -1 
42 3 16,25] 
19,75 
19.75 
21.75 
21 
52 43 49,25 
42,5 
>19.75 
51.25 >51,75 
53.25 
53,25J 
66 51 19,251 
21 [21,75 
24,75 J 
31 25 56,751 
57 [57,5 
59 J 
30 13 23,75 
22 f2S 
23,5 
MDCCXCV. 
