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Sickles Avenue, east of the Loop
66th New York
July 2, 1863
6 P. M.
Organized at New York City and mustered in November 4, 1861. Left State for Washington, D.C., November 16. 1861. Attached to Graham's Brigade, Buell's Division. Army of the Potomac, to January, 1862. French's Brigade, Sumner's Division, Army of the Potomac, to March, 1862. 3rd Brigade, 1st Division, 2nd Army Corps, to March, 1864. 4th Brigade, 1st Division, 2nd Army Corps, to May, 1865. Fort Richardson, N.Y., to August, 1865.
SERVICE.--Duty in the Defenses of Washington, D.C., until March, 1862. Advance on Manassas, Va., March 10. Ordered to the Virginia Peninsula, March, 1862. Siege of Yorktown April 16-May 4. Battle of Seven Pines or Fair Oaks May 31-June 1. Seven days before Richmond June 25-July 1. Battles of Gaines' Mill June 27. Peach Orchard and Savage Station June 29. White Oak Swamp and Glendale June 30. Malvern Hill July 1. At Harrison's Landing until August 16. Movement to Fortress Monroe, thence to Alexandria and Centreville August 16-30. Cover retreat of Pope's army to Washington, D.C., August 31-September 1. Battle of Antietam, Md., September 16-17. Duty at Harper's Ferry, W. Va., September 22 to October 29. Reconnaissance to Charlestown October 16-17, Movement up Loudoun Valley and to Falmouth, Va., October 29-November 19. Battle of Fredericksburg, Va., December 12-15. Duty at Falmouth, Va., until April 27, 1863. "Mud March" January 20-24. Chancellorsville Campaign April 27-May 6. Battle of Chancellorsville May 1-5. Gettysburg (Pa.) Campaign June 11-July 24. Battle of Gettysburg, Pa., July 1-4. Pursuit of Lee July 5-24. Duty on line of the Rappahannock until October. Advance from the Rappahannock to the Rapidan September 13-17. Bristoe Campaign October 9-22. Auburn and Bristoe October 14. Advance to line of the Rappahannock November 7-8. Mine Run Campaign November 26-December 2. Duty at and near Stevensburg, Va., until May, 1864. Demonstration on the Rapidan February 6-7. Campaign from the Rapidan to the James May 3-June 15. Battles of the Wilderness May 5-7. Spottsylvania May 8-12. Po River May 10. Spottsylvania Court House May 12-21. Assault on the Salient or "Bloody Angle" May 12. North Anna River May 23-26. On line of the Pamunkey May 26-28. Totopotomoy May 28-31. Cold Harbor June 1-12. 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 the 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. 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 and White Oak Roads March 29-31. Sutherland Station and 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. Moved to New York and duty at Fort Richmond, New York harbor, until August. Mustered out August 30, 1865.
Regiment lost during service 9 Officers and 88 Enlisted men killed and mortally wounded and 4 Officers and 120 Enlisted men by disease. Total 221.