Chickamauga National Battlefield , GA

September 19th, 1863, this regiment, with its brigade, came into the field near Crawfish Springs; at 1 p.m. moved to the left and went into action North of the Brock Field driving the enemy some distance in a bitterly contested struggle. After some movements to the left, night came on, when the enemy attacked, and after two hours fighting the regiment moved to the line southeast of the Kelly Field.

Morning of September 20th, threw up breastworks and resisted an assault at 9 a.m., was then removed to this position and at 12m., was heavily attacked but held the line. About 5 p.m. the line was again attacked, and soon after withdrew under orders to the woods West of the Kelly Field, thence to Rossville.

Casualties: Killed; 2 Officers, 8 men; Wounded; 5 Officers, 50 men; Captured: 4 Officers, 57 men; Total 126.

Chickamauga National Battlefield , GA
"INDIANA'S TRIBUTE TO HER THIRTIETH REGIMENT INFANTRY. LIEUTENANT COLONEL ORRIN D. HURD, COMMANDING SECOND BRIGADE (DODGE). SECOND DIVISION JOHNSON). TWENTIETH CORPS (McCOOK).