Organized at Augusta and mustered in November 2, 1861. Left State for Washington, D.C., with 11th Infantry. Attached to 2nd Regiment, Berdan's U.S. Sharpshooters, as Company "D".

from "A Compendium of the War of the Rebellion" by Frederick H. Dyer, 1908

Companies "A" "B" and "C" organized November, 1861, for service as Garrison Artillery in State of Maine. Mustered out September, 1862, failing to complete organization.

from "A Compendium of the War of the Rebellion" by Frederick H. Dyer, 1908

Company "A" mustered in at Belfast March 18, 1864. Stationed at Fort Washington, Md. Mustered out May 25, 1865.

Company "B" mustered in at Augusta April 27, 1864. Stationed at Fort Foote, Md. Mustered out June 24, 1865.

Company "C" mustered in at Eastport May 16, 1864. Stationed at Fort Sullivan, Eastport, Me. Mustered out September 6, 1865.

Company "D" mustered in at Augusta January 6, 1865. Stationed at Machiasport, Me. Mustered out September 6, 1865.

Thirty-second Regiment Infantry

Organized at Augusta March 3 to May 6, 1864. 6 Companies left State for Washington, D.C., April 20. 4 Companies left State for Washington May 11 and Joined Regiment at North Anna River, Va., May 26. Attached to 2nd Brigade, 2nd Division, 9th Army Corps, Army of the Potomac, to December, 1864.

SERVICE -- Campaign from the Rapidan to the James River, Va., May 3-June 15, 1864. Battles of the Wilderness May 5-7. Spotsylvania May 8-12. Spotsylvania C. H. May 12-21. North Anna River May 23-26. On line of the Pamunkey May 26-28. Totopotomoy May 28-31. Cold Harbor June 1-12. Bethesda Church June 1-3. Before Petersburg June 16-19. Siege of Petersburg June 16, 1864, to December 12, 1864. Mine Explosion, Petersburg, July 30. Weldon R. R. August 18-21. Poplar Springs Church September 29-October 2. Boydton Plank Road, Hatcher's Run, October 27-28. Consolidated with 31st Maine Infantry December 12, 1864.

Thirty-first Regiment Infantry

Organized at Augusta March and April, 1864. Left State for Washington, D.C., April 18, 1864. Attached to 2nd Brigade, 2nd Division, 9th Army Corps, Army of the Potomac, to July, 1865.

SERVICE -- Campaign from the Rapidan to the James River, Va., May 3-June 15, 1864. Battles of the Wilderness May 5-7. Spotsylvania May 8-12. Spotsylvania C. H. May 12-21. North Anna River May 23-26. On line of the Pamunkey May 26-28. Totopotomoy May 28-31. Cold Harbor June 1-12. Bethesda Church June 1-3. Before Petersburg June 16-19. Siege of Petersburg June 16, 1864, to April 2, 1865. Mine Explosion, Petersburg, July 30, 1864. Weldon R. R. August 18-21. Poplar Springs Church September 29-October 2. Boydton Plank Road, Hatcher's Run, October 27-28. Fort Steadman March 25, 1865. Assault on Fort Davis April 1. Assault on Fort Mahone April 2. Fall of Petersburg April 2. Occupation of Petersburg April 3-20. Moved to Alexandria April 20-27. Grand Review May 23. Mustered out July 15, 1865.

Thirtieth Regiment Infantry

Organized at Augusta and mustered in January 8, 1864. Left State for New Orleans, La., January 31, 1864, arriving February 16. Attached to 3rd Brigade, 1st Division, 19th Army Corps, Dept. of the Gulf, to July, 1864; and Army of the Shenandoah, Middle Military Division, to December, 1864. Garrison of Winchester, Va., Army of the Shenandoah, to April, 1865. Dept. of Washington to June, 1865. District of Savannah, Ga., Dept. of the South, to August, 1865.

Twenty-ninth Regiment Infantry

Organized at Augusta and mustered in December 17, 1863. (Cos. "A" and "D" transferred from 10th Maine Battalion.) Left State for New Orleans, La., January 31, arriving February 16, 1864. Attached to 2nd Brigade, 1st Division, 19th Army Corps, Dept. of the Gulf, to July, 1864. 1st Brigade, 1st Division, 19th Corps, Dept. Gulf and Army Shenandoah, Middle Military Division, to March, 1865. 1st Brigade, 1st Division, Army Shenandoah, to April, 1865. 1st Brigade, 1st Division, Dept. of Washington, to June, 1865. District of South Carolina. Dept. South, to June, 1866.

Twenty-eighth Regiment Infantry

Organized at Augusta and mustered in for nine months' service October 18, 1862. Left State for Washington, D.C., October 26. Stopped at New York and duty at Fort Schuyler until November 26, and at East New York until January 17, 1863, Moved to Fortress Monroe, Va., January 17-22, thence to New Orleans, La., January 22-29. Attached to 2nd Brigade, 2nd Division, 19th Army Corps, Dept. of the Gulf, to May, 1863. 3rd Brigade, 2nd Division, 19th Corps, Dept. Gulf, to July, 1863 (6 Cos.).

Twenty-seventh Regiment Infantry

Organized at Portland and mustered in for nine months' service September 30, 1862. Left State for Washington, D.C., October 20. Attached to Casey's Division, Defenses of Washington, to February, 1863. 1st Brigade, Casey's Division, 22nd Corps, to April, 1863. 1st Brigade, Abercrombie's Division, 22nd Corps, to July, 1863.

SERVICE -- Duty at Arlington Heights, Va., October 23 to December 12, 1862, and at Hunting Creek until March, 1863. Moved to Chantilly, Va., March 24, and duty there until June 23. Ordered to rear for muster out June 26. Volunteered to remain beyond its time in the defenses of Washington during the Gettysburg (Pa.) Campaign. Left Washington for home July 4. Mustered out July 17, 1863.

Twenty-sixth Regiment Infantry

Organized at Bangor and mustered in for nine months' service October 11, 1862. Left State for Washington, D.C., October 26. Duty in the defenses of that city until November 16. Moved to Fortress Monroe, Va., 16, thence sailed for New Orleans, La., December 2. Attached to Grover's Division, Dept., of the Gulf, to January, 1863. 3rd Brigade, 4th Division, 19th Army Corps, Dept. Gulf, to July, 1863.