TRACT 34,
IN GUNNERY, 1789.
12l
162. November' 18, 1789. The same continued.Barometer 29’33 ; Thermometer 48.
N°
Dist.
Pow-
Vibra ■
Point
Plus - ?
Values of j
Velocityof the ball
Veloc.
gun
dei*
pend |
struck
Ft
p
g
reduced
feet
oz
c
inches
oz
lbs
inches
feet
feet
1
30
4
82
92-7
6
1S39
79-8
1
2
*
77
92-6
4
42
8
^ 669
670
3
•
78
90-8
4
45
8
3
4
80
79
92-0
8
48
8
1
5
*
71
85-8
5
51
8
t 670
669
6
*
74
85-0
4
53
8
]
7
130
77
92-7
5
56
8
8
83d
87-0
3
59
9
9
•
83d
85-8
5
62
9
651
650
10
•
75
90-1
6
64
9
11
*
67
82-6
5
67
9
12
180
70
85-8
4
70
9
|
13
•
71
88-5
7
: 73
9
> 641
641
14
67
83-8
5
15
9
J
1 5
230
75
92-4
4
78
SO'O
]
16
75
92-2
4
81
0
f 653
652
17
•
7 6p
93-9
3
84
0
J
18
30
12
150
94-4
6
87
0
1
19
*
147
91-S
7
89
0
^ 1296
1291
20
147
89-7
S
92
0
J
i21
80
133
88-1
9
95
0
1
22
139
89-9
9
98
1
5-1247
1243
123
136
87-6
8
1900
1
J
24
130
131
89-1
10
3
1
1
25
137
.95-9
10
6
1
>122.6
1222
126
130
85-9
8
1856
79-8
J
127
180
132
86>7
9
59
9
1
i 2S
• *
136
88-2
9
62
9
> 1214
1211
j 29
♦
138
90'9
8
65
9
J
j30
230
132
88-3
9
68
9
1
31
I ■ f ■
131
86-6
' 10
71
9
1205
1200
|32
132
86-7
9
73
9
J
1
Here the balls -were 2‘78 inches diameter; the first twoweighed 2lb 15oz, the next 13 weighed each 2lb 14|oz,and all after 2lb 14|oz. The three trials of the powder in