upon Gun-powder , &c 
249 
Apparatus . 
The barrel with its carriage as before. 
The pendulum, N° 3. and 
Leaden bullets, weighing 580 grains each. 
1 
V 
Ou 
X 
The 
charge of 
0 J 
T3 C 
C <L> 
u a. 
° r - 
rt x • 
w « E 
V4-. 
cr 
v 
V 
fl) 
Si c 
powder. 
0 rt 
73 
<•- 0 
rt ja 
<L> 
-C <U J? 
-c 3 
*-* 
V- . 
ru 
<D 0 
0 d 
<L> 
0 .s 
»- 
-O 
U4 
0 
Weight. 
Height. 
<-< (U 
0 ~ 
u- 
0 
a a 
<u o 
> ~ 
Chord of th 
ing arc of 
dulum. 
y > c 
z 3 > 
D- 
^ 0 IU 
_o -- 
<u 13 
G l) Uh 
J 
*5 <L> 
V*- ^ 
O <L> 
O 
u 
t: g 
0 -G 
jo 
*0J 
> • 
Remarks. 
N° 
Grs. 
In. 
In. 
Inches. 
Inches. 
Inches. 
Ft. in 
fee. 
40 
218 
i j 9 
0 
6,45 
64,6 
is, 
1236 
1197 
1230 
f 5th day; medium velo- 
^ city in thefe experiments! 
L and N° 47. 1223. 
41 
42 
• • 
• • 
6,31 
6,45 
6 5>3 
6 5> 
i7>7 ! 
1 7>9 1 
43 
T ^ 
*50 
6,5 
64,6 
18,3 
1248 
44 
45 
• • 
• • 
6,75 
6,6 
64,5 
64,9 
*8)35 
12 99 
1265 
j* Medium velocity 1276 
J 
46 
. . 
6,4 
61,6 
. . . 
129G 
47 
O 
6,3 
62, 
l8,I 
1266 
48 
290 
a/6 
0 
7, 2 
63,5 
22,58 
1414 
49 
7,4 
• • f 
22,92 
i4 55 
Medium velocity 1427. 
5° 
7*3 
64,6 
22,38 
1412 
J 
5* 
290 
2,6 
J >3 
7,4 
6'3> 
23,21 
1476 
^ Medium velocity 1493. 
52 
7,6 
64, 
2 3>7 6 
152° 
53 
7,25 
61, 
23,6 
1483 
J 
54 
2,6 
7,5 
62,3 
• • • 
1502 
] 
55 
56 
7,4 
7,i 
64, 
62,2 
23,26 
• • • 
'45° 
1433 
> Medium Velocity 1460. 
57 
7,4 
64, 
23-56 
H54 
1 
58 
I »3 I 
I 1 , 1 2 
— 
j lit thefe 4 experiments the piece 
59 
1,2 
I 1,62 

1 was fired with powder alone, and 
j the fereen was taken away from 
60 
0 
I,l6 
9,62 
— 
61 
b 3 
0,6 
n,33 
— 
J before the pendulum. 
Order 
