73rd New York Infantry

== Regimental History and Service Record ==
"4th Excelsior"
Organized under authority of the War Department, at Camp Scott, Staten Island, N.Y., as 4th Regiment, Sickles' Brigade, July to October, 1861. Left State for Washington, D.C., October 8, 1861. Attached to Sickles' Brigade, Division of the Potomac, October, 1861. Sickles' Brigade, Hooker's Division, Army of the Potomac, to March, 1862. 2nd Brigade, 2nd Division, 3rd Army Corps, Army of the Potomac, to March, 1864. 2nd Brigade, 4th Division, 2nd Army Corps, to May, 1864. 4th Brigade, 3rd Division, 2nd Army Corps, to July, 1864. 1st Brigade, 3rd Division, 2nd Army Corps, to June, 1865.
SERVICE.--Duty in the Defenses of Washington, D. C, until March, 1862. Expedition to Matthias Point November 9, 1861. Advance on Manassas, Va., March 10, 1862. Expedition from Dumfries to Fredericksburg and capture of stores March 18. Reconnaissance from Liverpool Point to Stafford Court House and action at Stafford Court House April 4. 
* Ordered to the Peninsula April. 
* March 17-September 2, 1862 - The Peninsula Campaign 
** April 10-May 4, 1862 - Siege of Yorktown, Virginia
** May 5, 1862 - Battle of Williamsburg, Virginia
** May 31-June 1, 1862 - Battle of Seven Pines, Virginia 
** June 15, 1862 - Skirmish near Seven Pines, VirginiaNot originally referenced on unit homepage
** June 16, 1862 - Skirmish at Fair Oaks, VirginiaNot originally referenced on unit homepage
* June 18, 1862 - Skirmish at Fair Oaks, VirginiaNot originally referenced on unit homepage
** June 25-July 1, 1862 - The Seven Days Battles before Richmond, Virginia
*** June 25, 1862 - Engagement at Oak Grove, Virginia
*** June 29, 1862 - Engagement at Savage's Station, Virginia
*** June 29, 1862 - Battle of the Peach Orchard, Virginia
*** June 30, 1862 - Engagement at White Oak Swamp, Virginia
*** June 30, 1862 - Engagement at Glendale, Virginia
*** July 1, 1862 - Engagement at Malvern Hill, Virginia
Malvern Hill August 5. At Harrison's Landing until August 16. Movement to Fortress Monroe, thence to Centreville, August 16-26. Pope's Campaign in Northern Virginia August 26-September 2. Action at Bristoe Station or Kettle Run August 27. Battles of Groveton August 29; Bull Run August 30. Duty in the Defenses of Washington until November. At Fairfax Station Va., until November 25. Operations on Orange & Alexandria Railroad November 10-12. Battle of Fredericksburg, Va., December 12-15. At Falmouth until April 27, 1863. "Mud March" January 20-24. Operations at Rappahannock Bridge and Grove Church February 5-7. 
* April 27-May 6, 1863 - The Chancellorsville Campaign
** May 1-5, 1863 - Battle of Chancellorsville, Virginia
* June 11-August 1, 1863 - The Gettysburg Campaign
** July 1-3, 1863 - Battle of Gettysburg, Pennsylvania
Pursuit of Lee to Manassas Gap, Va., July 5-24. Wapping Heights, Va.. July 23. Duty on line of the Rappahannock until October. Bristoe Campaign October 9-22. Advance to line of the Rappahannock November 7-8. Kelly's Ford November 7. Mine Run Campaign November 26-December 2. Payne's Farm November 27. Duty near Brandy Station, Va., until May, 1864.
* Demonstration on the Rapidan February 6-7.
* 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 10, 1864 - Combat at Po River, VirginiaOriginally listed on unit homepage but not Dyer summary
*** May 12, 1864 - Assault on the Salient at Spotsylvania Court House, Virginia
*** May 19, 1864 - Engagement at Harris Farm, Virginia
** May 22-26, 1864 - Operations on Line of the North Anna River, Virginia
** May 26-28, 1864 - Operations on Line of the Pamunkey River, Virginia
** May 28-31, 1864 - Operations on Line of the Totopotomoy River, Virginia
** June 1-12, 1864 - Battles of Cold Harbor, Virginia
Before Petersburg June 16-18. Siege of Petersburg June 16, 1864, to April 2, 1865. Jerusalem Plank Road, Weldon Railroad. June 22-23, 1864. Demonstration on North side of the James July 27-29. Deep Bottom July 27-28. Demonstration on North side of the James August 13-20. Strawberry Plains, Deep Bottom, August 14-18. Ream's Station August 25. Poplar Springs Church September 29-October 2. Boydton Plank Road. Hatcher's Run, October 27-28. Reconnaissance to Hatcher's Run December 9-10. Dabney's Mills, Hatcher's Run, February 5-7, 1865. Watkins' House March 25. Appomattox Campaign March 28-April 9. Boydton Road and White Oak Ridge March 29-31. Crow's House March 31. Fall of Petersburg April 2. Sailor's Creek April 6. High Bridge and Farmville April 7. Appomattox Court House April 9. Surrender of Lee and his army. Moved to Washington, D.C., May 2-12. Grand Review May 23. Mustered out at Washington, D.C., June 29, 1865.
== Regimental Roster ==
== Regiment Statistical Information ==
* Regiment lost during service 18 Officers and 138 Enlisted men killed and mortally wounded and 1 Officer and 76 Enlisted men by disease. Total 233.
Source 	Casualties	Remarks
Dyer 	
* 18 Officers and 138 enlisted men killed and mortally wounded 
* 1 Officers and 76 enlisted men killed by disease
* Total 233	None
Fox 	
* Fox lists this unit as:
** 117th on the list of units with losses based on duration of the entire term of service of the unit (18th of the New York troops)	
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 827, 897, 898, 901, 902, 903, 904, 905, 916, 932, 933, 934, 936, 937, 938, 940, 941, 1433)
* (Page 12)
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