16
4
19
200
16
2
16
1620
1630
16
18
19
19
18
19
19
19
1863
181
227
7
4
8
99
6
20
7
20
12
10
30
4
80%
3
1865
1868
50
93,921
227
5,300
4,000
71,699
187
4,700
4,000
5
60
2
1630
1850
1630
2
30
1
2
18
18
7
3
7
2
200
1800
1805
19
12
12
4
630
1200
19
19
18
4
100
23
20
16
9
45
1600
80
1854
500
52
30
1936
24
14000
5
8
1929
15
16000
10
17
19
30
1863
6
2010
1957
2010
35
11
61
57
The Guns at Gettysburg by Fairfax Downey Collier Books
Artillery Through the Ages by Albert Manucy
2
19
6
12
23