216 
THE VALUE OF A HIGH SITE FOR COAST ARTILLERY. 
TABLE II. 9" B. M. L. Gun. 
Values of the 50 p.c. Length Zone. 
Height of Site in Feet. 
Range 
in yds . 
0 
25 
50 
75 
100 
125 
150 
175 
200 
225 
250 
275 
300 
1000 
20 
15*3 
12*5 
10-5 
9 
7-9 
7-1 
6-4 
5-5 
5-3 
4*9 
4-7 
4-3 
1500 
21 
18-6 
16-4 
15-3 
13-9 
12-9 
12 
11*2 
10*6 
9-9 
9-4 
8-8 
8-4 
2000 
23 
21-6 
20*3 
19*3 
18-3 
17*4 
16*6 
15-9 
15-2 
14-7 
14 
13-6 
13 
2500 
24 
23-1 
22*3 
21-5 
20-9 
20-2 
19*6 
19 
18-4 
17-9 
17-4 
16*9 
16-6 
3000 
26 
25-4 
24-8 
24-2 
23-6 
23*1 
22*7 
22-2 
21-8 
21-3 
20*9 
20-5 
20*1 
3500 
27 
26-5 
26 
25-6 
25-3 
24*9 
24-5 
24-2 
23-8 
23*5 
23-1 
22*7 
22-5 
4000 
29 
28-6 
28-2 
27'9 
27-6 
27-3 
27 
26*7 
26*4 
26-1 
25-8 
25-6 
25-3 
4500 
30 
29*7 
29*3 
29 
28-7 
28*4 
28*1 
27-9 
27*7 
27-5 
27-2 
27 
26-8 
5000 
32 
31*8 
31-4 
31-3 
31 
30-7 
30-4 
30 
29-8 
29-6 
29-4 
29*3 
29-2 
TABLE III. 12 5" B. M. L. Gun. Mark I. 
Value of the 50 p.c. Length Zone. 
Height of Site in Feet. 
Range 
in yds . 
0 
25 
50 
75 
100 
125 
150 
175 
200 
225 
250 
275 
300 
1000 
19 
14-5 
11*5 
9-9 
8*6 
7*5 
6-7 
6 
5*5 
5 
4*7 
4*4 
4*1 
1500 
20 
17-9 
15-9 
14-4 
13*1 
12-2 
11*2 
10*5 
9*8 
9*2 
8*7 
8*1 
7*8 
2000 
20 
18-7 
17-5 
16*5 
15*4 
14*8 
14*1 
13*4 
12*8 
12*3 
11*8 
11*4 
11 
2500 
21 
20-1 
19*3 
18*5 
17*9 
17*4 . 
16*7 
16 
15*6 
15 
14*7 
14*2 
13*9 
3000 
21 
20 
19-8 
19*4 
18*8 
18*4 
18 
17*5 
17*1 
16*8 
16*4 
16*1 
15*7 
3500 
22 
21-5 
21-1 
20*8 
20*4 
20*1 
19*8 
19*4 
191 
18*8 
18*5 
18*2 
17*9 
4000 
23 
22*6 
22*3 
22 
21*8 
21*5 
21*2 
20*9 
20-7 
20*4 
20*1 
19*9 
19*7 
4500 
24 
23-7 
23-4 
23*2 
23 
22-8 
22*6 
22*3 
22*1 
21*9 
21*7 
21*5 
21*3 
5000 
25 
24-8 
24-6 
24*4 
24-2 
24 
23-9 
23*6 
23*4 
23*3 
231 
22*9 
22*7 
