The Situation: In this map, the first of AP Hill's brigades have reached the Sharpsburg battlefield after a grueling all-day march from Harpers Ferry. It's about 4:20 P. M.; Gregg's and Branch's Brigades are deployed and hitting the leftmost of the Federal IX Corps regiments as the rest of Hill's Light Division comes up ...
[Confederate]
15th Georgia Infantry
17th Georgia Infantry
19th Georgia Infantry
20th Georgia Infantry
2nd Georgia Infantry
50th Georgia Infantry
51st Georgia Infantry
Phillips' (GA) Legion, Infantry Battalion
Washington (LA) Artillery, 1st Company
Washington (LA) Artillery, 2nd Company
Washington (LA) Artillery, 3rd Company
Washington (LA) Artillery, 4th Company
16th North Carolina Infantry
18th North Carolina Infantry
22nd North Carolina Infantry
28th North Carolina Infantry
33rd North Carolina Infantry
34th North Carolina Infantry
37th North Carolina Infantry
38th North Carolina Infantry
7th North Carolina Infantry
Rowan (NC) Artillery
12th South Carolina Infantry
13th South Carolina Infantry
14th South Carolina Infantry
15th South Carolina Infantry
1st South Carolina Infantry (Provisional Army)
1st South Carolina Rifles
1st South Carolina Volunteer Infantry
2nd South Carolina Rifles
3rd South Carolina Infantry Battalion
5th South Carolina Infantry
6th South Carolina Infantry
Palmetto (SC) Sharpshooters
Pee Dee (SC) Artillery
14th Tennessee Infantry
1st Tennessee Infantry (Provisional Army)
7th Tennessee Infantry
11th Virginia Infantry
17th Virginia Infantry
1st Virginia Infantry
22nd Virginia Infantry Battalion
24th Virginia Infantry
40th Virginia Infantry
47th Virginia Infantry
55th Virginia Infantry
7th Virginia Infantry
Fredericksburg (VA) Artillery
Wise (VA) Artillery
[Federal]
11th Connecticut Infantry
16th Connecticut Infantry
8th Connecticut Infantry
21st Massachusetts Infantry
28th Massachusetts Infantry
35th Massachusetts Infantry
Massachusetts Light Artillery, 8th Battery
17th Michigan Infantry
8th Michigan Infantry
6th New Hampshire Infantry
9th New Hampshire Infantry
103rd New York Infantry
46th New York Infantry
51st New York Infantry
79th New York Infantry
89th New York Infantry
9th New York Infantry
11th Ohio Infantry
12th Ohio Infantry
23rd Ohio Infantry
28th Ohio Infantry
30th Ohio Infantry
36th Ohio Infantry
100th Pennsylvania Infantry
45th Pennsylvania Infantry
48th Pennsylvania Infantry
50th Pennsylvania Infantry
51st Pennsylvania Infantry
Pennsylvania Light Artillery, Independent Battery D
4th Rhode Island Infantry
4th United States Artillery, Battery E
5th United States Artillery, Battery A
Source: The Antietam Battlefield Board.1
1 The battlefield position studies by the Antietam Battlefield Board (1904, 1908) are described in the Atlas, which is available online from the Library of Congress.
Carman, Ezra Ayres, and Lieut. Col. Emmor B. Cope, Hays W. Mattern, Charles H. Ourand, Atlas of the Battlefield of Antietam, 14 maps, Washington DC: US Government Printing Office, 1908 [AotW citation 29219]