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Muster In: Organized at Philadelphia August to October, 1861.1
Muster Out: Consolidated with 1st and 17th Pennsylvania Cavalry June 17, 1865, to form 2nd Provisional Cavalry.2

Commander(s):
Colonel Charles L. Leiper
Commander Image

Major William P. C. Treichel
Commander Image

Major James Starr
Commander Image

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

  • Commander:
  • Unit Strength:
  • Weapons:

Second Offensive Order of Battle: Reserve Brigade | First Division | Cavalry Corps | Army of the Potomac | Union Army5,6

  • Commander: Major William P. C. Treichel (June 30, 1864)7
  • Unit Strength:
  • Weapons:

Third Offensive Order of Battle: Reserve Brigade | First Division | Cavalry Corps | Army of the Potomac | Union Army8,9

  • Commander: Major James Starr (July 31, 1864)10
  • Unit Strength:
  • Weapons:

Fourth Offensive Order of Battle: Reserve Brigade | First Division | Cavalry Corps | Army of the Potomac | Union Army

  • Commander:
  • Unit Strength:
  • Weapons:
  • Note: The Reserve Brigade, First Division, Cavalry Corps, Army of the Potomac was ordered to Washington, D. C. and embarked in early August 1864.  More research is needed on the exact date(s).11

Fifth Offensive Order of Battle:

  • No longer present at the Siege of Petersburg.12

Sixth Offensive Order of Battle:

  • No longer present at the Siege of Petersburg.13

Seventh Offensive Order of Battle:

  • No longer present at the Siege of Petersburg.14

Eighth Offensive Order of Battle:

  • No longer present at the Siege of Petersburg.15

Ninth Offensive Order of Battle: Third (Reserve) Brigade | First Division | Cavalry | Army of the Shenandoah | Union Army16,17

  • Commander: Colonel Charles L. Leiper (March 31, 1865)18
  • Unit Strength:
  • Weapons:
  • Note: Sheridan’s cavalry from the Army of the Shenandoah, formerly the 1st and 3rd Divisions, Cavalry Corps, AotP, crossed the James River from the north side on March 26, 1865 to rejoin the Union Armies operating against Richmond and Petersburg.
  • Note: The 6th Pennsylvania Cavalry had six (6) companies at this time.19,20

Dyer’s/Sifakis’ Compendium Info:
Siege of Petersburg Battles21:

  • Sheridan’s Trevillian Raid June 7-24.
  • Trevillian Station June 11-12.
  • Newark or Mallory’s Cross Roads June 12.
  • White House or St. Peter’s Church June 21.
  • Black Creek or Tunstall Station June 21.
  • Jones’ Bridge June 23.
  • Siege of Petersburg July 3-30.
  • Demonstration north of James at Deep Bottom July 27-29.
  • Charles City Cross Roads July 27-28.
  • Malvern Hill July 28.
  • …away…
  • Appomattox Campaign March 28-April 9.
  • Gravelly Run near Five Forks March 30.
  • Dinwiddie C. H. March 30-31.
  • Five Forks April 1.
  • Scott’s Cross Roads April 2.
  • Tabernacle Church or Beaver Pond Creek April 4.
  • Sailor’s Creek April 6.
  • Appomattox Station April 8.
  • Appomattox C. H. 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. 232
    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. 551
    5. 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. 232
    6. 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. 551
    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. 551
    8. 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
    9. 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 736
    10. 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 736
    11. A Compendium of the War of the Rebellion by Frederick H. Dyer (Part 3)
    12. A Compendium of the War of the Rebellion by Frederick H. Dyer (Part 3)
    13. A Compendium of the War of the Rebellion by Frederick H. Dyer (Part 3)
    14. A Compendium of the War of the Rebellion by Frederick H. Dyer (Part 3)
    15. A Compendium of the War of the Rebellion by Frederick H. Dyer (Part 3)
    16. 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 575: “Organization of the Union Forces” (March 31, 1865)
    17. 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 591: “Return of casualties in the Union Forces commanded by Lieut. Gen. Ulysses S. Grant, March 29-April 9, 1865”
    18. 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 575: “Organization of the Union Forces” (March 31, 1865)
    19. 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 575: “Organization of the Union Forces” (March 31, 1865)
    20. 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 591: “Return of casualties in the Union Forces commanded by Lieut. Gen. Ulysses S. Grant, March 29-April 9, 1865”
    21. A Compendium of the War of the Rebellion by Frederick H. Dyer (Part 3)

    ***



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