1st Pennsylvania Light Artillery / Battery B

== Regimental History and Service Record ==
(43rd Volunteers)Letters written by James Hemphill Maclay available at http://civilwararchive.org/LETTERS/james.htm
Organized at Philadelphia August 5, 1861. Moved to Washington, D. C, August, 1861. Attached to McCall's Division, Army Potomac, to March, 1862. Artillery, 2nd Division, 1st Army Corps, Army of the Potomac, to April, 1862. Artillery, McCall's Division, Dept. of the Rappahannock, to June, 1862. Artillery, 3rd Division, 5th Army Corps, Army Potomac, to August, 1862. Artillery, 3rd Division, 3rd Corps, Army of Virginia, to September, 1862. Artillery, 3rd Division, 1st Army Corps, Army Potomac, to May, 1863. Artillery Brigade, 1st Army Corps, to March, 1864. Artillery Brigade, 5th Army Corps, to March, 1865. Artillery Reserve, Army Potomac, to June, 1865.
SERVICE.--At Camp Berry, Washington, D.C., until August 14, 1861, and at Tennallytown, Md., until September. At Great Falls, Md., September to December, temporarily transferred to Banks' Division, December 25. Duty at Seneca Falls and Edward's Ferry until January 9, 1862, when rejoined McCall's Division, and at Camp Pierpont near Langley until March, 1862. Advance on Manassas March 10-15. McDowell's advance on Falmouth April 9-19. Duty at Falmouth and Fredericksburg until June. 
* Moved to the Peninsula June 13
* June 13-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
*** Joined Division at Mechanicsville June 30. 
*** June 30, 1862 - Engagement at Glendale, Virginia
*** July 1, 1862 - Engagement at Malvern Hill, Virginia
** At Harrison's Landing until August 15. 
* Movement to Join Pope August 15-26. 
* August 16-September 2, 1862 - The Northern Virginia CampaignNot originally referenced on unit homepage, joined campaign day or two before Gainesville 
** August 28, 1862 - Engagement at Gainesville, Virginia 
** Groveton August 29. 
** Bull Run August 30. 
** Chantilly September 1 (Reserve). 
* September 3-20, 1862 - The Maryland Campaign
** September 14, 1862 - Battle of South Mountain, Maryland
** September 17, 1862 - Battle of Antietam, Maryland
* Movement to Falmouth, Va., October-November. 
* Battle of Fredericksburg December 12-15. 
* "Mud March" January 20-24, 1863. 
* At Belle Plains until April. 
* April 27-May 6, 1863 - The Chancellorsville Campaign
** Operations at Pollock's Mill Creek April 29-May 2. 
** Fitzhugh's Crossing April 29-30. 
** May 1-5, 1863 - Battle of Chancellorsville, Virginia
* June 11-August 1, 1863 - The Gettysburg Campaign
** July 1-3, 1863 - Battle of Gettysburg, Pennsylvania
Duty on the Rappahannock until September 10. Bristoe Campaign October 9-22. Advance to line of the Rappahannock November 7-8. Mine Run Campaign November 26-December 2. Near Kelly's Ford until April, 1864.
* May 4-June 12, 1864 - The Overland Campaign
** May 5-7, 1864 - Battle of the Wilderness, Virginia
** May 8-21, 1864 - Battles of Spotsylvania Court House, Virginia
*** May 8, 1864 - Combat at Laurel Hill, Virginia
** May 22-26, 1864 - Operations on Line of the North Anna River, VirginiaNot originally listed on Dyer summary
** May 26-28, 1864 - Operations on Line of the Pamunkey River, Virginia
** May 28-31, 1864 - Operations on Line of the Totopotomoy River, VirginiaNot originally listed on Dyer summary
** June 1-12, 1864 - Battles of Cold Harbor, Virginia
*** June 1-3, 1864 - Battle of Bethesda Church, VirginiaNot originally listed on Dyer summary
Siege of Petersburg June 16, 1864, to April 2, 1865. Weldon Railroad August 18-21, 1864. In trenches before Petersburg until April, 1865. Fort Stedman March 25, 1865. Fall of Petersburg April 2. Ordered to City Point April 3. Moved to Washington, D.C., May. Grand Review May 23. Mustered out June 9, 1865.
== Regimental Roster ==
== Regiment Statistical Information ==
Source 	Casualties	Remarks
Dyer 	
* 2 Officers and 19 enlisted men killed and mortally wounded 
* 17 enlisted men by disease
* Total 38	None
Fox 	
* 2 Officers and 19 enlisted men killed and mortally wounded
* Total 21 (Combat Losses)
* Fox lists this unit as 1st on the list of units "sustaining greatest loss in action" (Volunteer Light Artillery Companies)	None
WotRWiki Statistics	
* troops killed
** Includes troops mortally wounded
** Includes troops killed by disease
** All others are troops killed in action or under special circumstances	
== Legacy ==
== Notes ==
== Sources == 
* (Pages 760, 761, 827, 902, 903, 904, 905, 906, 907, 916, 932, 933, 934, 939, 940, 941, 1572)
* (Page 7)
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