9th Pennsylvania (Reserve) Infantry

Regimental History and Service Record

(38th Volunteers)

Organized at Pittsburg July, 1861. Ordered to Washington, D.C., July 22. Mustered into United States service July 27, 1861. Attached to 3rd Brigade, McCall's Pennsylvania Reserves Division, Army of the Potomac, to March, 1862. 3rd Brigade, 2nd Division, 1st Army Corps, Army of the Potomac, to April, 1862. 3rd Brigade, McCall's Division, Dept. of the Rappahannock, to June, 1862. 3rd Brigade, 3rd Division, 5th Army Corps, Army of the Potomac, to August, 1862. 3rd Brigade, 3rd Division, 3rd Army Corps, Army of Virginia, to September, 1862. 3rd Brigade, 3rd Division, 1st Army Corps, Army of the Potomac, to February, 1863. 3rd Brigade, Pennsylvania Reserves Division, 22nd Army Corps, Dept. of Washington, to June, 1863. 3rd Brigade, 3rd Division, 5th Army Corps, Army of the Potomac, to May, 1864.

SERVICE.--Camp at Capital Hill, Washington, until August 5, and at Tennallytown, Md., until October 10. Picket at Great Falls September 9-16. Moved to Camp Pierpont, near Langley, Va., October 10, 1861, and duty there until March 10, 1862. Companies "A," "B," "D," "F" and "G" on reconnaissance to Hunter's Mills November 19. Expedition to Gunnell's Farm December 6, and action at Dranesville December 20, 1861. Advance on Manassas, Va., March 10-15, 1862. McDowell's advance on Falmouth April 9-19. Duty at Fredericksburg until June. Moved to White House, Va., June 9-12.

• June ?-September 2, 1862 - The Peninsula Campaign
  • June 25-July 1, 1862 - The Seven Days Battles before Richmond, Virginia
    • June 26, 1862 - Engagement at Beaver Dam Creek, Virginia
    • June 27, 1862 - Engagement at Gaines's Mill, Virginia
    • June 30, 1862 - Engagement at Glendale, Virginia
    • July 1, 1862 - Engagement at Malvern Hill, Virginia
• At Harrison's Landing until August 16.
• Movement to join Pope August 16-26.
• Battles of Groveton August 29;
• Bull Run August 30.
• September 3-20, 1862 - The Maryland Campaign
  • September 14, 1862 - Battle of South Mountain, Maryland
  • September 17, 1862 - Battle of Antietam, Maryland

Duty in Maryland until October 30. Movement to Falmouth, Va., October 30-November 19. Battle of Fredericksburg December 12-15. "Mud March" January 20-24, 1863. Ordered to Washington, D.C., February 6. Duty there and at Alexandria until June 25. Ordered to rejoin Army of the Potomac in the field.

• June 11-August 1, 1863 - The Gettysburg Campaign
  • July 1-3, 1863 - Battle of Gettysburg, Pennsylvania

Pursuit of Lee July 5-24. Bristoe Campaign October 9-22. Advance to line of the Rappahannock November 7-8. Rappahannock Station November 7. Mine Run Campaign November 26-December 2.

• May 4-June 12, 1864 - The Overland Campaign
  • May 5-7, 1864 - Battle of the Wilderness, Virginia
• Ordered home while in line of battle. Mustered out
• May 31, 1864 - Veterans and recruits re-organized into the 190th Pennsylvania Infantry
  • Non-veterans left front
    • May 12, 1864 - Mustered out of federal service

Regimental Roster

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Regiment Statistical Information

Regiment Casualty Comparisons by Source

Source	Casualties	Remarks
Dyer	6 Officers and 131 enlisted men killed and mortally wounded 1 Officer and 49 enlisted men killed by disease Total 187	None
Fox	Fox lists this unit as: 90th on the list of units with losses based on duration of the entire term of service of the unit (17th of the Pennsylvania troops)	This feature is not yet available. Check back soon for updates!
WotRWiki Statistics	0 troops killed Includes 0 troops mortally wounded Includes 0 troops killed by disease All others are troops killed in action or under special circumstances	This feature is not yet available. Check back soon for updates!

Legacy

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Sources

• Dyer, Frederick H. A Compendium of the War of the Rebellion. The Dyer Publishing Company (Des Moine, 1908). (Pages 760, 761, 827, 902, 903, 904, 1581)
• Fox, William F. 1840-1909. Regimental Losses in the American Civil War, 1861-1865: A Treatise on the Extent and Nature of the Mortuary Losses in the Union Regiments, With Full and Exhaustive Statistics Compiled From the Official Records on File in the State Military Bureaus and at Washington. Albany: Albany Pub. Co., 1889. (Page 13)