220 
THE VALUE OF A HIGH SITE FOR COAST ARTILLERY. 
TABLE y. 
Extract of Range Table of 9" R. M. L., showing quadrant elevation for 
sites of 100' and 200', with corresponding angles of arrival. 
Range 
in 
yards. 
Qo 
q 
Difference in elevation 
per 100 yards. 
f»100 
m 200 
- 
5 
Cot 
100' 
200' 
ft = 0 
ft=100' 
ft = 200' 
ft = 100' 
ft=200' 
« 
$100 
$m 
o / 
0 / 
u , 
; 
/ 
/ 
_ 
0 / 
o / 
0 / 
1000 
1 IS 
36-6 d 
2 31 d 
1 35 
3 29 
5 24 
36 
16-4 
10-6 
10 
20-5 
31 
2*05 
3-1 
1100 
1 28 
16*1 D 
2 D 
1 46 
3 30 
5 14 
32 
16-3 
10-9 
2000 
3 3 
2 57 
1 8-4 
3 45 
4 42 
5 39 
15 
12-1 
10*1 
11 
13*9 
16-6 
1-26 
1*5 
2100 
3 14 
2 19-6 
1 25 
4 1 
4 55 
5 50 
14 
11-6 
9*7 
4000 
7 26 
6 57*3 
6 28 
9 50 
10 18 
10 47 
5-8 
5*5 
5’3 
15 
15*8 
16-4 
1-05 
1-09 
4100 
7 41 
7 13-1 
6 45 
10 11 
10 39 
11 6 
5-6 
5-4 
5-1 
Note, d stands for Depression. 
Extract of Range Table of 10" B. L., showing quadrant elevation for 
sites of 100' and 200', with corresponding angles of arrival. 
Range 
in 
yards. 
Qo 
q 
Difference in elevation 
per 100 yards. 
W 100 
^200 
8 
Cot 
100' 
200' 
ft = 0 
ft=100' 
ft=200' 
ft = 100' 
ft=200' 
to 
^100 
§200 
o / 
0 / 
o / 
/ 
/ 
/ 
0 / 
o , 
O / 
1000 
41 
1 13*6 d 
3 8-2 d 
43 
2 37 
4 32 
80 
21-8 
12-6 
4 
14-5 
25 
3-62 
6-25 
1100 
45 
59-Id 
2 43-2d 
48 
2 32 
4 16 
72 
22-6 
13-4 
2000 
1 27 
29-7 
27-6 d 
1 33 
2 30 
3 27 
37 
22-9 
16*5 
4 
6-7 
9-8 
17 
2-45 
2100 
1 31 
36-4 
18-2d 
1 38 
2 32 
3 27 
35 
22-6 
16-5 
4000 
3 12 
2 43-3 
2 14-7 
4 23 
4 51 
5 20 
13 
11-7 
10 
6 
6-8 
7*4 
1-13 
1-23 
4100 
3 18 
2 50-1 
2 22-1 
4 23 
4 51 
5 19 
13 
11*7 
10 
Note, d stands for Depression. 
