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Maine Light Artillery, 7th Battery (G)

Editor’s Note: Do you have information on this unit’s role at the Siege of Petersburg?  Please contact us using the Contact button in the menu at the top of the screen.  We are happy to exchange information with other researchers.

Muster In: Organized at Augusta and mustered in December 30, 1863.1
Muster Out: Mustered out June 21, 1865.2

Commander(s):
Captain Adelbert B. Twitchell
Adelbert B. Twitchell 7th MEBtty3

Commander 2
Commander Image

Commander 3
Commander Image

First Offensive Order of Battle: Artillery | Third Division | IX Corps | Army of the Potomac | Union Army4,5

  • Commander:
  • Unit Strength:
  • Weapons: 6 x 12-lb. Napoleons (March 31, 1864)6

Second Offensive Order of Battle: Artillery | Third Division | IX Corps | Army of the Potomac | Union Army7,8

  • Commander: Captain Adelbert B. Twitchell (June 30, 1864)9
  • Unit Strength:
  • Weapons:

Third Offensive Order of Battle: Artillery Brigade | IX Corps | Army of the Potomac | Union Army10,11

  • Commander: Captain Adelbert B. Twitchell (July 31, 1864)12
  • Unit Strength:
  • Weapons:

Fourth Offensive Order of Battle: Artillery Brigade | IX Corps | Army of the Potomac | Union Army13

  • Commander: Captain Adelbert B. Twitchell (August 31, 1864)14
  • Unit Strength:
  • Weapons:

Fifth Offensive Order of Battle: Artillery Brigade | IX Corps | Army of the Potomac | Union Army15,16

  • Commander:
  • Unit Strength:
  • Weapons:

Sixth Offensive Order of Battle: Artillery Brigade | IX Corps | Army of the Potomac | Union Army17

  • Commander: Captain Adelbert B. Twitchell (October 31, 1864)18
  • Unit Strength:
  • Weapons:
  • Note: This battery remained in the fortifications and did not accompany the Ninth Corps, Army of the Potomac in the field during the Battle of Boydton Plank Road on October 27-28, 1864,19

Seventh Offensive Order of Battle: Artillery Brigade | IX Corps | Army of the Potomac | Union Army20

  • Commander: Captain Adelbert B. Twitchell (December 31, 1864)21
  • Unit Strength:
  • Weapons:

Eighth Offensive Order of Battle: Artillery Brigade | IX Corps | Army of the Potomac | Union Army22,23

  • Commander: Captain Adelbert B. Twitchell (January 31 & February 28, 1865)24,25
  • Unit Strength:
  • Weapons:

Ninth Offensive Order of Battle: Artillery Brigade | IX Corps | Army of the Potomac | Union Army26,27,28

  • Commander: Captain Adelbert B. Twitchell (March 31-April 2, 1865)29,30
  • Unit Strength:
  • Weapons:
  • Note: This unit is listed in the casualty returns for the Battle of Fort Stedman, March 25, 1865, implying it was present during the battle.31

Dyer’s/Sifakis’ Compendium Info:
Siege of Petersburg Battles32:

  • Before Petersburg June 16-18.
  • Siege of Petersburg June 16, 1864, to April 2, 1865.
  • Mine Explosion, Petersburg, July 30, 1864.
  • Ream’s Station August 25.
  • Poplar Springs Church September 29-October 2.
  • Pegram’s Farm October 2.
  •  Garrison, Fort Welsh, until November 30,
  • and Fort Sedgwick (Fort Hell) and Battery 21 until April 3, 1865.
  • Assault on and capture of Petersburg April. 2-3.
  • Pursuit of Lee April 4-9.

Bibliography:

    Siege of Petersburg Documents Which Mention This Unit:

    Sources:

    1. A Compendium of the War of the Rebellion by Frederick H. Dyer (Part 3)
    2. A Compendium of the War of the Rebellion by Frederick H. Dyer (Part 3)
    3. Adelbert B. Twitchell image.  MOLLUS-Mass Civil War Photograph Collection, Vol. 128, Page 6571.  United States Army Heritage and Education Center, Carlisle, PA.
    4. The War of the Rebellion: A Compilation of the Official Records of the Union and Confederate Armies, Volume XL, Part 1 (Serial Number 80), p. 230
    5. The War of the Rebellion: A Compilation of the Official Records of the Union and Confederate Armies, Volume XL, Part 2 (Serial Number 81), p. 550
    6. Volume 3 (Ordnance Returns for the First Quarter, January-March, 1864); 7th Battery Maine Light Artillery Entry, Page 111; Summary Statements of Quarterly Returns of Ordnance and Ordnance Stores on Hand in Regular and Volunteer Army Organizations, 1862-1867, 1870-1876. (National Archives Microfilm Publication M1281, Roll 1); Records of the Office of the Chief of Ordnance, 1797-1969, Record Group 156; National Archives Building, Washington, D.C.: Not many returns exist for June 30, 1864, and none exist past that, so I’ve made the decision to include the March 31, 1864 ordnance return data in the absence of better information.  I’ll add more immediate reports of tube numbers and types as they are found.
    7. The War of the Rebellion: A Compilation of the Official Records of the Union and Confederate Armies, Volume XL, Part 1 (Serial Number 80), p. 230
    8. The War of the Rebellion: A Compilation of the Official Records of the Union and Confederate Armies, Volume XL, Part 2 (Serial Number 81), p. 550
    9. The War of the Rebellion: A Compilation of the Official Records of the Union and Confederate Armies, Volume XL, Part 2 (Serial Number 81), p. 550
    10. The War of the Rebellion: A Compilation of the Official Records of the Union and Confederate Armies, Volume XL, Part 1 (Serial Number 80), page 261
    11. The War of the Rebellion: A Compilation of the Official Records of the Union and Confederate Armies, Volume XL, Part 3 (Serial Number 82), page 735
    12. The War of the Rebellion: A Compilation of the Official Records of the Union and Confederate Armies, Volume XL, Part 3 (Serial Number 82), page 735
    13. The War of the Rebellion: A Compilation of the Official Records of the Union and Confederate Armies, Volume XLII, Part 2 (Serial Number 88), page 618: “Organization of the Army of the Potomac…August 31, 1864”
    14. The War of the Rebellion: A Compilation of the Official Records of the Union and Confederate Armies, Volume XLII, Part 2 (Serial Number 88), page 618: “Organization of the Army of the Potomac…August 31, 1864”
    15. Sommers, Richard J. “Grant’s Fifth Offensive at Petersburg: A Study in Strategy, Tactics, and Generalship.  The Battle of Poplar Spring Church, the First Battle of the Darbytown Road, the Second Battle of the Squirrel Level Road, the Second Battle of the Darbytown Road (Ulysses S. Grant, Virginia).” Doctoral Thesis. Rice University, 1970. Print. p. 1301.
    16. The War of the Rebellion: A Compilation of the Official Records of the Union and Confederate Armies, Volume XLII, Part 1 (Serial Number 87), page 142: “Return of Casualties in the Union Forces (September-October 1864)”
    17. The War of the Rebellion: A Compilation of the Official Records of the Union and Confederate Armies, Volume XLII, Part 3 (Serial Number 89), page 463: “Organization of the Union Forces” (October 31, 1864)”
    18. The War of the Rebellion: A Compilation of the Official Records of the Union and Confederate Armies, Volume XLII, Part 3 (Serial Number 89), page 463: “Organization of the Union Forces” (October 31, 1864)”
    19. The War of the Rebellion: A Compilation of the Official Records of the Union and Confederate Armies, Volume XLII, Part 1 (Serial Number 87), page 159: “Return of Casualties in the Union Forces…Boydton Plank Road, Va., October 27-28, 1864”
    20. The War of the Rebellion: A Compilation of the Official Records of the Union and Confederate Armies, Volume XLII, Part 3 (Serial Number 89), page 1122: “Organization of the Union Forces” (December 31, 1864)
    21. The War of the Rebellion: A Compilation of the Official Records of the Union and Confederate Armies, Volume XLII, Part 3 (Serial Number 89), page 1122: “Organization of the Union Forces” (December 31, 1864)
    22. The War of the Rebellion: A Compilation of the Official Records of the Union and Confederate Armies, Volume XLVI, Part 2 (Serial Number 96), page 332: “Organization of the Union Forces” (January 31, 1865)
    23. The War of the Rebellion: A Compilation of the Official Records of the Union and Confederate Armies, Volume XLVI, Part 2 (Serial Number 96), page 746: “Organization of the Union Forces” (February 28, 1865)
    24. The War of the Rebellion: A Compilation of the Official Records of the Union and Confederate Armies, Volume XLVI, Part 2 (Serial Number 96), page 332: “Organization of the Union Forces” (January 31, 1865)
    25. The War of the Rebellion: A Compilation of the Official Records of the Union and Confederate Armies, Volume XLVI, Part 2 (Serial Number 96), page 746: “Organization of the Union Forces” (February 28, 1865)
    26. The War of the Rebellion: A Compilation of the Official Records of the Union and Confederate Armies, Volume XLVI, Part 1 (Serial Number 95), page 574: “Organization of the Union Forces” (March 31, 1865)
    27. The War of the Rebellion: A Compilation of the Official Records of the Union and Confederate Armies, Volume XLVI, Part 1 (Serial Number 96), page 71: “Return of Casualties in the Union forces at Fort Stedman… (March 25, 1865)”
    28. The War of the Rebellion: A Compilation of the Official Records of the Union and Confederate Armies, Volume XLVI, Part 1 (Serial Number 95), page 590: “Return of casualties in the Union Forces commanded by Lieut. Gen. Ulysses S. Grant, March 29-April 9, 1865”
    29. The War of the Rebellion: A Compilation of the Official Records of the Union and Confederate Armies, Volume XLVI, Part 1 (Serial Number 95), page 574: “Organization of the Union Forces” (March 31, 1865)
    30. Beals, Thomas P. “In a Charge Near Fort Hell, Petersburg, April 2, 1865.” War Papers Read Before the Commandery of the State of Maine, Military Order of the Loyal Legion of the United States, Vol. 2, pp. 105115
    31. The War of the Rebellion: A Compilation of the Official Records of the Union and Confederate Armies, Volume XLVI, Part 1 (Serial Number 96), page 71: “Return of Casualties in the Union forces at Fort Stedman… (March 25, 1865)”
    32. A Compendium of the War of the Rebellion by Frederick H. Dyer (Part 3)
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