134 
MINUTES OF PROCEEDINGS OF 
March 10, 1861. Barometer (32°), 30*450. Thermometer, dry, 48°*2. Thermometer, wet, 46°'0. 
Elastic force of vapour, *210. Humidity, *52. Weight of cubic foot of air, 554*0 grs. To 
ascertain the initial velocity of the 18-pr. solid shot. 
No. of Rounds. 
Nature of Ord¬ 
nance. 
Charge. 
Projectile. 
Re¬ 
coil. 
Reading of 
Needle. 
Velocity. 
Remakes. 
Nature. 
Dia¬ 
meter. 
Weight. 
Dis- 
junctor. 
Pro¬ 
jectile. 
At 
30 yds. 
Initial. 
Range. 
lbs. oz. 
lbs. oz. 
O 
O 
ft. 
ft. 
yds. 
r i 
N WOO 
6 0 
5*10 
17 11 
3 7 
48*95 
93*85 
1646*9 
r 
Gun laid horizontal 
2 
GO Hffl 
to o , ir'» 
55 
5*10 
17 10 
4 1 
47*05 
92*30 
1703*9 
— 
every round, 
3 
toeoj 
55 55 
-g 
5*08 
17 11 
4 3 
46*95 
94*20 
1634*4 
— 
mounted on a 
4 
55 55 
6*09 
17 10 
4 0 
47*10 
94*05 
1639*7 
— 
travelling car¬ 
6 
O £ £ 
55 55 
5*09 
17 10 
3 10 
47*10 
96*35 
1561*6 
521*8 
riage. Slope of 
> 
6 
55 55 
•S 
5*09 
17 10 
4 4i 
47*05 
93*05 
1675*8 
loyu o 
376*5 
platform, 3°. 
PT 
7 
e T‘&'c3 
55 55 
o 
5*09 
17 10 
3 9 
47*30 
98*00 
1586*S 
-Mean - 
371*3 
Height of axis 
8 
55 55 
5*09 
17 10 
4 2 
47*40 
96*30 
1576*8 
1646 8 
370*0 
above plane, 4' 9". 
9 
55 55 
Pi 
5*10 
17 11 
4 0 
47*40 
91*00 
1771*8 
350*0 
Powder, L. G., 
10 
55 55 
00 
5*10 
17 11 
— 
47*45 
94*15 
1651*0 
450*0 
W. A., 26/11/60. 
11 
95 55 
5*09 
17 11 
4 2 
47*50 
95*10 
1617*5 
382*1 
Lot 260. 
JL2 
GO 
5, „ 
5*09 
17 11 
3 9 
47 55 
92*95 
1695*2 
352*1 
October 18, 1860. Barometer (32°), 30*050. Thermometer, dry, 56°* 2; wet, 52°*0. Wind, calm. 
Elastic force of vapour, *338. Humidity, *75. Weight of cubic foot of air, 537 grs. To ascertain 
the initial velocity of 12-pr. solid shot. 
lbs. 
OZ. 
lbs. oz. 
0 
0 
ft. 
ft. 
yds. 
f 1 
a-e * 
4 
0 
4-52 
12 10* 
41*75 
86*40 
1718*9 
'I 
! 
r 
384*0 
* Shot with wooden 
2 
© . . 
„ 
M 
*g 
,, „ 
50*00 
95*30 
1724*8 
I 
I I 
386 
bottoms. Gun laid 
3 
„ 
„ 
„ „ 
50*25 
95*25 
1728*8 
322 
horizontal every 
4 
„ 
„ 
„ „ 
50*45 
95*20 
1728*8 
1 
1769*8 
v Mean- 
1718*6 
394 
round. Height of 
5 
§ c* 
J2 ® a5* 
„ 
,, 
,, „ 
<v 
50* 10 
95*75 
1707*3 
I 
! 
280 
axis of gun 
X * 
6 
,, „ 
1 
50*50 
95*30 
1724*8 
320 
Gun was mounted 
7 
£ 
„ ,, 
50*00 
96*35 
1684*5 
396 
on a travelling car¬ 
8 
,, 
„ 
1 * 
,, „ 
0 
50*20 
96*20 
1690*2 
345 
riage. 
9 
„ 
„ „ 
FH 
50*05 
94*15 
1771*1 
328 
Powder, service, all 
cut of same barrel. 
ao 
<*1 
» 
” 
” ” 
50*20 
95*70 
1709*3 
J 
370 
September 17, 1860. Barometer (32°), 29*795. Thermometer, dry, 59°*1 ; wet, 58°*6. Wind, 
No. 2. Elastic force of vapour, *486. Humidity, 1*000. Weight of cubic foot of air, 530*1 grs. 
To ascertain the initial velocity of 9-pr. shot fired from 9-pr. field gun. 
lbs. oz. 
lbs. 
oz. 
0 
0 
ft. 
ft. 
yds. 
r 1 
gjfg 
2 8 
— 
9 
5| 
48*75 
97*80 
1575*7 
1 
354*0 
Gun laidhorizontal 
2 
Sfiilfa) 
,, M 
— 
'd 
48*70 
98*45 
1554*5 
I 
I 
287 
every round. 
3 
| 
.— 
48*70 
98*45 
1554*5 
I 
1 
356 
Height of axis. 
ft" 
4 
5 
6 
7 
ft 
g eq- CO ^ 
;;;; 
3 
0 
- 
” 
” 
48*70 
48*50 
48*45 
48*60 
99*50 
98*25 
98*05 
98*25 
1521 2 
1560*9 
1567*5 
1560*9 
1613*7 
y Mean- 
1563*9 I 
259 
290 
303 
265 
3' 11" *5. 
8 
h 
— 
0 
48*75 
98*15 
1564*2 
357 
9 
d> 
05 
— 
s) 
£ 
48*70 
98*50 
1552*8 
1 
277 
110 
” ” 
— 
» 
» 
48*45 
96*30 
1626*9 
1 
250 
Same date and circumstances as 9-pr. To ascertain the initial velocity of 6-pr. solid shot fired from 
6-pr. field gun. 
lbs. oz. 
lbs. oz 
0 
0 
ft. 
ft. 
yds. 
r 1 
2 
1 i 
1 
0’ 
— 
6 3f 
T 
48*40 
48*30 
101*55 
102*20 
1457*8 
1439*1 
330 
267 
Laid accurately by 
spirit level. 
3 
— 
3 
48*55 
101*55 
1457*8 
278 
Height of axis, 
HH ^ 
4 
5 
cjj 10* & 
;; 
[Cj 
— 
> 
48*60 
48*70 
101*90 
103*55 
1447*7 
1401*7 
1484*5 
• Mean- 
1435*3 
275 
297 
3' 9" *8. 
6 
7 
•H-gjC 
— 
” » 
1 
48*75 
48*60 
101*45 
103*70 
1460*7 
1397*7 
293 
236 
8 
• © 
ft 
— 
48*50 
102*35 
1434*8 
290 
9 
«o 
CO 
— 
” ”, 
48*50 
102*55 
1429*2 
325 
1 
110 
— 
48*70 
102*65 
1426*4 
329 
To ascertain the initial velocity of shell fired from 12-pr. brass howitzer. 
