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into a number of battalions, usually of four batteries, with one or two field-officers with the rank of major or lieutenant-colonel to each.
These battalions were supplied with an ordnance officer and a quartermaster.
An adjutant was usually detailed from one of the batteries.
The battalion commanders reported to the chiefs of artillery of the army corps, and on the march or in battle acted with, and received orders from, the general of the division with which they happened to be.
In the
Chancellorsville campaign,
Longstreet with two divisions was absent.
With the remaining divisions of that corps, there were two battalions of artillery and ten batteries in reserve.
With the Second Corps there were four battalions and ten batteries in reserve, with a further general reserve of six batteries, making a total of fifty-one batteries.
On June 4th, prior to the
Gettysburg campaign, the army having been divided into three corps, an officer of the rank of colonel was assigned to the command of the artillery of each corps, the battalion organization continuing as before.
Of these, five battalions, with twenty-two batteries, were assigned to the First Corps; five battalions, with twenty batteries, were assigned to the Second Corps; five battalions, with twenty batteries, were assigned to the Third Corps.
The equipment was as follows:
| 31 rifles, | 42 Napoleons, | 10 howitzers | = 83 | in the 1st Corps |
| 38 rifles, | 32 Napoleons, | 12 howitzers | = 82 | in the 2d Corps |
| 41 rifles, | 26 Napoleons, | 15 howitzers | = 82 | in the 3d Corps |
| Total | 247 | |
The particular equipment in the battalions of the Third Corps was as follows:
| Cutts: | 10 rifles, | 3 Napoleons, | 4 howitzers | = 17 |
| Garnett: | 11 rifles, | 4 Napoleons, | 2 howitzers | = 17 |
| McIntosh: | 10 rifles, | 6 Napoleons, | | = 16 |
| Pegram: | 8 rifles, | 9 Napoleons, | 24 howitzers | = 19 |
| Cutshaw: | 2 rifles, | 5 Napoleons, | 74 howitzers | = 14 |
