GAEEISON AND NAVAL._ I FIELD. 
COMPARISON OF M.L.B. OTWS, 
MAJOR W. KEMMIS, R.A. 
Cartridge. 
Projectile. 
Nature. 
Weight, 
= w'. 
Length, 
= V. 
IN 
S" 
Weight, 
gl 
hi 
3 II 
fl 
P 
Muzzle 
velocity, 
Work done 
upon, 
Tj, = w . V 2 
T 
Work done 
upon per lb. 
of charge. 
lbs. 
ins. 
ins. 
lbs. 
ins. 
ins. 
ft. secs. 
ft. lbs. 
ft. lbs. 
/7-pr. of 200lbs. (steel). 
•75 
6-00 
2-50 
7-38 
6-75 
2-94 
1-17 
968 
107,400 
143,200 
9-pr. of 6 cwt. 
1-76 
9-25 
2-60 
9-06 
7-93 
2-94 
•95 
1390 
271,700 
165,300 
9-pr. of 8 cwt. 
1-75 
9-25 
2-60 
9-06 
7-93 
2-94 
•95 
1388 
271,100 
155,000 
16-pr. of 12 cwt. 
3-00 
9-75 
3-30 
16-19 
10-00 
3-54 
•77 
1338 
450,100 
150,034 
26-pr. of 18 cwt. 
4-00 
11-00 
3-60 
25-00 
12-85 
3-94 
•62 
1277 
633,000 
168,260 
40-pr. of 34 cwt. 
7-00 
14-00 
4-30 
38-09 
13-53 
4-69 
•57 
1293 
988,800 
141,257 
40-pr. of 35 cwt. 
7-00 
14-00 
4-30 
38-09 
13-53 
4-69 
•67 
1300 
999,300 
142,771 
64-pr. of 64 cwt. 
12-00 
13-60 
6-00 
64-00 
16-00 
6-22 
■60 
1457 
2,110,000 
176,833 
6-3-in. howr. of 18 cwt.» 
4-00 
8-00 
6-00 
64-00 
16-00 
6-22 
•60 
784 
610,800 
152,700 
\8-0-in. howr. of 46 cwt. 
10-00 
9-00 
6-80 
180-68 
24-17 
7-92 
•35 
790 
1,750,000 
175,000 
I 64-pr. of 68 cwt. 
8-00 
9-45 
6-00 
64-00 
16-00 
6-22 
•60 
1245 
1,540,000 
192,500 
64-pr. of 71 cwt. 
8-00 
9-45 
6-00 
64-00 
16-00 
6-22 
•60 
1230 
1,503,000 
187,875 
64-pr. of 64 cwt. 
10-00 
11-50 
6-00 
64-00 
16-00 
6-22 
•60 
1383 
1,906,000 
190,600 
80-pr. of 6 tons. 
10-00 
11-50 
6-00 
79-88 
19-00 
6-22 
•48 
1240 
1,905,000 
190,500 
7-in. of 90 cwt. 
14-00 
13-90 
6-40 
116-76 
20-40 
6-92 
•41 
1250 
2,832,000 
202,300 
7-in. of 6$- tons. 
30-00 b 
23-00 
6-50 
114-63' 
16-50 
6-92 
•41 
1525 
4,138,000 
137,933 
7-in. of 7 tons . 
30-00 b 
23-00 
6-50 
114-63' 
16-60 
6-92 
•41 
1661 
4,337,000 
144,567 
| 8-in. of 9 tons . 
35-OO b 
21-60 
7-60 
179-31' 
19-25 
7-92 
•35 
1413 
6,668,000 
158,800 
i 9-in. of 12 tons. 
60-00 b 
23-00 
8-50 
248-44' 
21-45 
8-92 
•32 
1420 
7,780,000 
155,600 
10-in. of 18 tons .... 
70-00 b 
25-50 
9-50 
398-88' 
26-30 
9-92 
•24 
1364 
11,530,000 
164,428 
ll-in. of 25 tons . 
85-00 b 
25-60 
10-50 
632-75' 
28-30 
10-92 
•22 
1315 
14,300,000 
168,212 
12-in. of 25 tons . 
85-00 b 
22-00 
11-60- 
600-44' 
29-20 
11-92 
•23 
1300 
15,750,000 
185,294 
12-in. of 35 tons . 
110-00 b 
28-00 
11-50 
698-31' 
31-30 
11-92 
•20 
1300 
18,320,000 
166,645 
12’5-in. of 38 tons ... 
130-00 b 
30-50 
12-00 
802-25' 
33-00 
12-42 
•19 
1420 
25,120,000 
193,232 
! 16-in. of 80 tons a 
370-00 
64-00 
14-75 
1700-00 
43-40 
16-87 
•14 
1510 
60,190,000 
162,675 
10-in. howr. of 6 tons a 
10-00 
6-00 
8-25 
398-25 
30-55 
9-92 
■24 
710 
3,118,000 
311,800 
Projectile 
and Cartridge. 
- 
Work done 
upon. 
c? 
ft. lbs. 
5^4. 
118,300 
sk 
324,300 
vk 
323,500 
wk 
533,400 
sk 
734,300 
rh 
1,170,000 
1,183,000 
kr 
2,505,000 
648,900 
i»V 0 
1,848,000 
vk 
1,732,000 
k 
1,691,000 
k 
2,199,000 
k 
2,146,000 
k 
3,172,000 
k 
6,222,000 
3*82 
5,473,000 
k 
6,642,000 
k 
9,344,000 
k 
13,540,000 
k 
16,690,000 
k 
17,990,000 
-ek 
21,200,000 
ok 
29,180,000 
73,300,000 
3«Wi! 
3,197,000 
Gun. 
Wife 
#" 
{ Length 
of bore, 
= L. 
ih 
ft's 11 
L 
D 
Average 
pressure 
in bore, 
| = P. 
| Average 
pressure 
per sq. in., 
m 
W 
P 
lbs. 
ins. 
ins. 
lbs. 
lbs. 
200 
36-00 
3-00 
12-00 
47,320 
6,697 
672 
66-00 
3-00 
22-00 
68,680 
9,705 
i/.- 
896 
63-50 
3-00 
21-17 
71,580 
10,130 
Tik 
1,344 
68-40 
3-60 
19-00 
109,100 
10,730 
.j.Y= 
2,016 
88-00 
4-00 
22-00 
114,600 
9,109 
ik 
3,808 
85-50 
4-75 
18-00 
196,400 
11,090 
2-Vl 
3,920 
104-50 
4-75 
22-00 
166,900 
8,857 
jki 
7,168 
97-50 
6-30 
15-47 
358,000 
11,480 
2,016 
45-00 
6-30 
7-14 
210,400 
6,751 
1*35 
5,152 
48-00 
8-00 
6-00 
568,400 
11,320 
Fk 
6,496 
108-45 
6-29 
17-24 
209,900 
6,757 
-rk; 
7,952 
103-27 
6-29 
16-41 
216,800 
6,947 
•k 
7,168 
97-50 
6-30 
15-47 
306,800 
9,942 
tY, 
11,200 
113-25 
6-29 
18-00 
263,000 
8,145 
- 1 - 
10,080 
111-00 
7-00 
15-85 
392,000 
10,190 
rVl 
14,660 
111-00 
7-00 
15-86 
712,000 
18,600 
tY? 
15,680 
126-00 
7-00 
18-00 
637,500 
16,670 
tYi 
20,160 
118-00 
8-00 
14-75 
823,900 
16,440 
•tT 
26,880 
125-00 
9-00 
13-89 
1,099,000 
17,280 
■tt 
40,320 
145-50 
10-00 
14-56 
1,354,000 
17,250 
•w 
56,000 
145-00 
11-00 
13-18 
1,665,000 
17,530 
k 
56,000 
145-00 
1200 
12-08 
1,755,000 
15,520 
k 
78,400 
162-60 
12-00 
13-54 
1,892,000 
16,730 
85,120 
198-00 
12-50 
16-84 
2,091,000 
17,040 
■To 
179,200 
288-00 
16-00 
18-00 
3,927,000 
19,540 
•J 
13,440 
60-00 
10-00 
6-00 
710,400 
9,046 
Carriage. 
350 
1,280 
1,280 
1,431 
1,700 
3,460 
1,232'i 
1,596' 
l,326 f 
1,568<* 
2,716' 
3,500 f 
3,052 
4,788 
4,732 
7,504 
7,504 
7,504 
13,328 
13,328 
96,544e 
7,140 
Gun and Carriage. 
fe II 
•3 gt 
■§ 8* 
11 
lbs. 
550 
2,0491 
2,2731 
3,7551 
7,268 
7,380 
10,883 
ft. secs 
14-31 
8-02 
7-94 
10-17 
15-13 
9,548 
8,494 
12,796 
47,824 
63,504 
63,504 
91,728 
98,448 
276,744 
11-60 
9-27 
12-05 
8-73 
12-77 
12-21 
12-06 
12- 13 
13- 41 
13- 38 
12- 78 
14- 03 
11-46 
13- 45 
11-33 
14- 09 
na II 
ft. lbs. 
1,749 
1,711 
1,538 
3,534 
5,671 
7,263 
7,228 
17,500 
8.028 
16,140 
12,760 
19,160 
15,110 
32,410 
42,400 
42.270 
57,060 
88,200 
132,700 
161.300 
194,100 
186,900 
276,400 
550.300 
63.270 
7-pr. of 200 lbs. (steel).. 
9-pr. of 6 cwt. 
9-pr. of 8 cwt. 
16-pr. of 12 cwt. 
26-pr. of 18 cwt. 
40-pr. of 34 cwt. 
40-pr. of 35 cwt. 
64-pr. of 64 cwt. 
6-3-in.howr.of 18 cwt. 1 
8'0-in. howr. of 46 cwt./ 1 
64-pr. of 68 cwt. 
64-pr. of 71 cwt. 
64-pr. of 64 cwt. 
■pr. of 5 tons, 
n. of 90 cwt. 
7-in. of 6£ tons. 
7-in. of 7 tons. 
■in. of 9 tons. 
•in. of 12 tons. 
10- in. of 18 tons. 
11- in. of 25 tons. 
12- in. of 25 tons. 
12-in. of 36 tons. 
12-5-in. of 38 tons. 
16-in. of 80 tons.' 
10-in. howr. of 6 tons. 1 
a Experimental. b Battering charge, pebble. = Palliser shell. <* L.S. wood. 
h It is assumed that the same velocity is communicated to the cartridge as to the projectile, it being impossible for several reasons 
1 This is calculated, on the supposition that it is uniform for the length of its action, from the work done upon the charge. 
* S.S. wood. 
to know what that velocity actually is. 
r Travelling. 
Packed. 
GAEEISON AND NAVAL. 
