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1st Ohio Light Artillery, Battery H

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 Camp Dennison, near Cincinnati, Ohio, and mustered in November 7, 1861.1
Muster Out: Mustered out June 17, 1865.2

Commander(s):
Captain Stephen W. Dorsey
Commander Image

Lieutenant James Harris
Commander Image

Commander 3
Commander Image

First Offensive Order of Battle: Artillery Brigade | VI Corps | Army of the Potomac | Union Army3,4

  • Commander: Captain Stephen W. Dorsey (June 18, 1864)5
  • Unit Strength:
  • Weapons: 4 x 3-inch Ordnance Rifles (March 31, 1864)6

Second Offensive Order of Battle: Artillery Brigade | VI Corps | Army of the Potomac | Union Army 7,8

  • Commander: Captain Stephen W. Dorsey (June 30, 1864)9
  • Unit Strength:
  • Weapons:

Third Offensive Order of Battle:

Artillery Brigade | VI Corps | Army of the Potomac | Union Army (July 1-9, 1864)10,11

Reserve Artillery | Army of the Potomac | Union Army (July 10-31, 1864)12,13

  • Commander: Captain Stephen W. Dorsey (July 31, 1864)14
  • Unit Strength:
  • Weapons:
  • Note: This unit was detached from the Sixth Corps on July 10, 1864 when that unit left for Washington, D. C.15,16

Fourth Offensive Order of Battle: VI Corps Artillery | Reserve Artillery | Army of the Potomac | Union Army17

  • Commander: Captain Stephen W. Dorsey (August 31, 1864)18
  • Unit Strength:
  • Weapons:

Fifth Offensive Order of Battle: VI Corps Artillery | Reserve Artillery | Army of the Potomac | Union Army19

  • Commander:
  • Unit Strength:
  • Weapons:
  • Note: All of the remaining VI Corps batteries at Petersburg comprised “Harn’s demi-brigade” during the Fifth Offensive, and possibly in earlier and later offensives.  This demi-brigade was attached to Major John Hazard’s Second Corps Artillery Brigade during the Fifth Offensive.20

Sixth Offensive Order of Battle: VI Corps Artillery | Reserve Artillery | Army of the Potomac | Union Army21

  • Commander: Captain Stephen W. Dorsey (October 31, 1864)22
  • Unit Strength:
  • Weapons:

Seventh Offensive Order of Battle: Artillery Brigade | VI Corps | Army of the Potomac | Union Army23

  • Commander: Captain Stephen W. Dorsey (December 31, 1864)24
  • Unit Strength:
  • Weapons:
  • Note: Once the VI Corps Infantry returned to the Siege of Petersburg, the VI Corps Artillery Brigade was removed from the Artillery Reserve and again placed in VI Corps.

Eighth Offensive Order of Battle: Artillery Brigade | VI Corps | Army of the Potomac | Union Army25,26

  • Commander: Lieutenant James Harris (January 31 & February 28, 1865)27,28
  • Unit Strength:
  • Weapons:

Ninth Offensive Order of Battle: Artillery Brigade | VI Corps | Army of the Potomac | Union Army29,30

  • Commander: Captain Stephen W. Dorsey (March 31, 1865)31
  • Unit Strength:
  • Weapons:
  • Note: Temporarily attached to the Artillery Reserve during the Ninth Offensive.32

Dyer’s/Sifakis’ Compendium Info:
Siege of Petersburg Battles.33:

  • Before Petersburg June 16-18.
  • Siege of Petersburg June 16, 1864, to April 2, 1865.
  • Jerusalem Plank Road, Weldon Railroad, June 22-23, 1864.
  • Fall of Petersburg April 2, 1865.

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. 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. 228 ↩
    4. 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. 548 ↩
    5. “The Siege of Petersburg.” The Philadelphia Inquirer (Philadelphia, Pennsylvania), June 21, 1864, p. 1, col. 1-3: “At this part of the line our further advance was delayed for some time by the Rebel sharp-shooters, who occupied a house near by, and whose fire was especially troublesome.  Battery H, First Ohio, Captain (Stephen W.) Dorsey, getting the range of the house, quickly dislodged them.” ↩
    6. Volume 3 (Ordnance Returns for the First Quarter, January-March, 1864); 1st Ohio Light Artillery, Battery H Entry, Page 141; 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. 228 ↩
    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. 548 ↩
    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. 548 ↩
    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 251 ↩
    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 729 ↩
    12. 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 251 ↩
    13. 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 729 ↩
    14. 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 729 ↩
    15. 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 251 ↩
    16. 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 729 ↩
    17. 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 612: “Organization of the Army of the Potomac…August 31, 1864” ↩
    18. 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 612: “Organization of the Army of the Potomac…August 31, 1864” ↩
    19. 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. 1297. ↩
    20. 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. 1297. ↩
    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 458: “Organization of the Union Forces” (October 31, 1864)” ↩
    22. 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 458: “Organization of the Union Forces” (October 31, 1864)” ↩
    23. 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 1120: “Organization of the Union Forces” (December 31, 1864) ↩
    24. 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 1120: “Organization of the Union Forces” (December 31, 1864) ↩
    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 331: “Organization of the Union Forces” (January 31, 1865) ↩
    26. 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 744: “Organization of the Union Forces” (February 28, 1865) ↩
    27. 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 331: “Organization of the Union Forces” (January 31, 1865) ↩
    28. 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 744: “Organization of the Union Forces” (February 28, 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 565: “Organization of the Union Forces” (March 31, 1865) ↩
    30. 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 581: “Return of casualties in the Union Forces commanded by Lieut. Gen. Ulysses S. Grant, March 29-April 9, 1865” ↩
    31. 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 565: “Organization of the Union Forces” (March 31, 1865) ↩
    32. 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 565: “Organization of the Union Forces” (March 31, 1865) ↩
    33. A Compendium of the War of the Rebellion by Frederick H. Dyer (Part 3) ↩

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