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122nd New York Infantry

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Muster In: Organized at Syracuse, N. Y, and mustered in August 28, 1862.1
Muster Out: Mustered out June 28, 1865.2

Commander(s):
Lieutenant Colonel Augustus W. Dwight
Commander Image

Lieutenant Colonel Horace H. Walpole
Commander Image

Major Jabez M. Brower
Commander Image

Major Alonzo H. Clapp
Commander Image

Captain Morton L. Marks
Commander Image

Commander 6
Commander Image

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

Second Offensive Order of Battle: Fourth Brigade | First Division | VI Corps | Army of the Potomac | Union Army6,7

Third Offensive Order of Battle:

Fourth Brigade | First Division | VI Corps | Army of the Potomac | Union Army (July 1-6, 1864)10

Third Brigade | Second Division | VI Corps | Army of the Potomac | Union Army (July 6-31, 1864)11

  • Commander: Major Jabez M. Brower (July 31, 1864)12
  • Unit Strength: ~191 officers and men PFD (July 9, 1864)13
  • Weapons:
  • Note: The 122nd New York transferred from 4/1/VI/AotP to 3/2/VI/AotP on July 6, 1864.14
  • Note: The Third Brigade, Second Division, Sixth Corps moved to City Point, Va. on July 9 and embarked for Washington, D.C. at 11 am on July 10, 1864.15,16

Fourth Offensive Order of Battle:

  • Not present at the Siege of Petersburg.17

Fifth Offensive Order of Battle:

Sixth Offensive Order of Battle:

  • Not present at the Siege of Petersburg.20

Seventh Offensive Order of Battle: Third Brigade | Second Division | VI Corps | Army of the Potomac | Union21

  • Commander: Major Alonzo H. Clapp (December 31, 1864)22
  • Unit Strength:
  • Weapons:
  • Note: This unit moved to the Siege of Petersburg from December 9-12, 1864.23

Eighth Offensive Order of Battle: Third Brigade | Second Division | VI Corps | Army of the Potomac | Union24,25

  • Commander:
    • Captain Morton L. Marks (January 1865)26
    • Lieutenant Colonel Augustus W. Dwight (February 28, 1865)27
  • Unit Strength:
  • Weapons:

Ninth Offensive Order of Battle: Third Brigade | Second Division | VI Corps | Army of the Potomac | Union28,29

  • Commander: Lieutenant Colonel Horace H. Walpole (March 31, 1865)30
  • Unit Strength:
  • Weapons:

Dyer’s/Sifakis’ Compendium Info:
Siege of Petersburg Battles31:

  • Before Petersburg June 17-18.
  • Jerusalem Plank Road, Weldon Railroad, June 22-23.
  • Siege of Petersburg until July 9.
  • Moved to Washington, D. C, July 9-11.
  • …away…
  • Moved to Petersburg, Va., December 9-12.
  • Siege of Petersburg December 12, 1864, to April 2, 1865.
  • Fort Fisher, Petersburg, March 25.
  • Appomattox Campaign March 28-April 9.
  • Assault on and fall of Petersburg April 2.
  • Sailor’s Creek April 6.
  • Appomattox Court House April 9.
  • Surrender of Lee and his army.

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. 226 ↩
  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. 547 ↩
  5. Volume 14 (Ordnance Returns for the Second Quarter, April-June, 1864); 122nd New York Entry, Page 1; 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 7); Records of the Office of the Chief of Ordnance, 1797-1969, Record Group 156; National Archives Building, Washington, D.C. ↩
  6. 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. 226 ↩
  7. 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. 547 ↩
  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. 547 ↩
  9. Volume 14 (Ordnance Returns for the Second Quarter, April-June, 1864); 122nd New York Entry, Page 1; 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 7); Records of the Office of the Chief of Ordnance, 1797-1969, Record Group 156; National Archives Building, Washington, D.C. ↩
  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 257 ↩
  11. 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 258 ↩
  12. The War of the Rebellion: A Compilation of the Official Records of the Union and Confederate Armies, Volume XXVII, Part 2 (Serial Number 71), page 551 ↩
  13. “Interesting Letter from the 122nd N.Y.” Sandusky (NY) Register. July 19, 1864, p. ? col. ?: “We number one hundred and sixty-seven muskets” from a letter dated July 9, 1864.  Using Steven Newton’s method for converting effectives to Present for Duty strength, we take (167/.93) x 1.065=~191 officers and men present for duty. ↩
  14. 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 257 ↩
  15. The War of the Rebellion: A Compilation of the Official Records of the Union and Confederate Armies, Volume XXVII, Part 1 (Serial Number 70), page 273 ↩
  16. A Compendium of the War of the Rebellion by Frederick H. Dyer (Part 3) ↩
  17. A Compendium of the War of the Rebellion by Frederick H. Dyer (Part 3) ↩
  18. A Compendium of the War of the Rebellion by Frederick H. Dyer (Part 3) ↩
  19. Volume 15 (Ordnance Returns for the Third Quarter, July-September, 1864); 122nd New York Entry, Page 120; 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 7); Records of the Office of the Chief of Ordnance, 1797-1969, Record Group 156; National Archives Building, Washington, D.C. ↩
  20. A Compendium of the War of the Rebellion by Frederick H. Dyer (Part 3) ↩
  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 1120: “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 XLII, Part 3 (Serial Number 89), page 1120: “Organization of the Union Forces” (December 31, 1864) ↩
  23. A Compendium of the War of the Rebellion by Frederick H. Dyer (Part 3) ↩
  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 330: “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 744: “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 2 (Serial Number 96), page 330: “Organization of the Union Forces” (January 31, 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 744: “Organization of the Union Forces” (February 28, 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 572: “Organization of the Union Forces” (March 31, 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 587: “Return of casualties in the Union Forces commanded by Lieut. Gen. Ulysses S. Grant, March 29-April 9, 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 572: “Organization of the Union Forces” (March 31, 1865) ↩
  31. A Compendium of the War of the Rebellion by Frederick H. Dyer (Part 3) ↩

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