References:
Dyer's Compendium of the War of the Rebellion, 1908 Edition

1st REGIMENT SHARPSHOOTERS

Companies "A," "D" and "H" organized at New York City September, 1861; Company "B" at Albany, N.Y., September, 1861; Company "C" in Michigan August 21, 1861; Company "E" in New Hampshire September 9, 1861; Company "F" in Vermont September 13, 1861; Company "G" in Wisconsin September 19, 1861; Company "I" in Michigan March 4, 1862, and Company "K" in Michigan March 30, 1862. Most of Regiment concentrated at Weehawken, N.J., September, 1861, and moved to Washington, D.C., September 24-25. Mustered in November 29, 1861. Served Unattached, Army of the Potomac, and Martindale's Brigade, Fitz John Porter's Division, Army of the Potomac, to March, 1862. Unassigned, 1st Division, 3rd Army Corps, Army of the Potomac, to May, 1862. 3rd Brigade, 1st Division, 5th Army Corps, to March, 1863. 3rd Brigade, 3rd Division, 3rd Army Corps, to June, 1863. 2nd Brigade, 1st Division, 3rd Army Corps, to September, 1863. 3rd Brigade, 1st Division, 3rd Army Corps, to March, 1864. 2nd Brigade, 3rd Division, 2nd Army Corps, to December, 1864.

SERVICE.--Duty in the Defences of Washington, D. C., till March, 1862. Moved to Fortress Monroe, Va., March 22. Advance on Yorktown April 1-5. Great Bethel and Howard's Bridge April 4. Warwick Road April 5. Siege of Yorktown April 5-May 4. Battle of Williamsburg May 5. Battle of Hanover Court House May 27. Operations about Hanover Court House April 27-29. Seven days before Richmond June 25-July 1. Battles of Mechanicsville June 26. Gaines' Mill June 27. Peach Orchard and Savage Station June 29. Turkey Bridge, White Oak Swamp, June 30. Malvern Hill July 1. Duty at Harrison's Landing till August 15. Movement to Centreville August 15-28. Pope's Campaign in Northern Virginia August 28-September 2. Battles of Groveton August 29; Bull Run August 30. Maryland Campaign September 6-22. Battle of South Mountain September 14. Battle of Antietam September 16-17. Sharpsburg, Shepherdstown Ford, September 19. Movement to Falmouth October 29-November 17. Battle of Fredericksburg, Va., December 12-15. Expedition from Potomac Creek to Richard's and Ellis' Fords, Rappahannock River, December 29-30. "Mud March" January 20-24, 1863. At Falmouth till April. Chancellorsville Campaign April 27-May 6. Battle of Chancellorsville May 1-5. Gettysburg (Pa.) Campaign June 11-July 24. Battle of Gettysburg, Pa., July 1-3. Pursuit of Lee to Manassas Gap, Va., July 5-24. Wapping Heights, Va., July 23. Bristoe Campaign October 9-22. Auburn and Bristoe October 14. 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. Demonstration on the Rapidan February 6-7, 1864. Campaign from the Rapidan to the James River May 4-June 15. Battles of the Wilderness May 5-7; Laurel Hill May 8; Spottsylvania May 8-12; Po River May 10; Spottsylvania Court House May 12-21. Assault on the Salient, "Bloody Angle," May 12. Harris Farm, Fredericksburg Road, May 19. North Anna River May 23-26. On line of the Pamunkey May 26-28. Totopotomoy May 28-31. Hanovertown May 30-31. Cold Harbor June 1-12. Before Petersburg June 16-19. Siege of Petersburg June 16 to December 31, 1864. Jerusalem Plank Road, Weldon Railroad, June 22-23. Demonstration north of the James July 27-29. Deep Bottom July 28-29. Demonstration north of the James at Deep Bottom August 13-20. Strawberry Plains August 14-18. Poplar Springs Church, Peeble's Farm, September 29-October 2. Boydton Plank Road, Hatcher's Run, October 27-28. Expedition to Weldon Railroad December 7-12. Company "A" mustered out August 19, Company "D" mustered out August 28, 1864. Veterans and Recruits assigned to Companies "I" and "K." Veterans of Company "H" to Company "D" September 15. Regiment consolidated with 2nd Regiment Sharpshooters December 31, 1864.

Regiment lost during service 10 Officers and 143 Enlisted men killed and mortally wounded and 1 Officer and 128 Enlisted men by disease. Total 282.

2nd REGIMENT SHARPSHOOTERS.

Organized by Companies as follows: Company "A" in Minnesota October 5, 1861; Company "B" in Michigan October 4, 1861; Company "C" in Pennsylvania October 4, 1861; Company "D" in Maine November 2, 1861; Company "E" in Vermont November 9, 1861; Company "F" in New Hampshire November 28, 1861; Company "G" in New Hampshire December 10, 1861; Company "H" in Vermont December 31, 1861. Companies moved to Washington, D.C., and duty in the Defences of that city till April, 1862. Attached to Augur's Brigade, King's 1st Division, McDowell's 1st Army Corps, Army of the Potomac, March to April, 1862. 1st Brigade, King's Division, Dept. of the Rappahannock, to June, 1862. 1st Brigade, 1st Division, 3rd Army Corps, Army of Virginia, to September, 1862. 1st Brigade, 1st Division, 1st Army Corps, Army of the Potomac, to March, 1863. 3rd Brigade, 3rd Division, 3rd Army Corps, Army of the Potomac, to June, 1863. 2nd Brigade, 1st Division. 3rd Army Corps, to September, 1863. 3rd Brigade, 1st Division, 3rd Army Corps, to March, 1864. 1st Brigade, 3rd Division, 2nd Army Corps, to February, 1865.

SERVICE.--Moved to Bristoe Station, Va., April 5-6; thence to Falmouth, Va., April 15-19. Duty at Falmouth till May 25. McDowell's advance on Richmond May 25-29. Operations against Jackson June 1-21. Duty at Falmouth till August. Blackburn's Ford July 19. Reconnoissance to Orange Court House July 24-26. Pope's Campaign in Northern Virginia August 16-September 2. Fords of the Rappahannock August 21-23. Sulphur Springs August 26. Battles of Groveton August 29; Bull Run August 30. Maryland Campaign September 6-22. Battles of South Mountain September 14; Antietam September 16-17. Camp near Sharpsburg till October 29. Movement to Falmouth, Va., October 29-November 17. Battle of Fredericksburg December 12-15. "Mud March" January 20-24, 1863. At Falmouth till April. Chancellorsville Campaign April 27-May 6. Battle of Chancellorsville May 1-5. Gettysburg (Pa.) Campaign June 11-July 24. Battle of Gettysburg, Pa., July 1-3. Pursuit of Lee July 5-24. Action at Wapping Heights, Va., July 23. Bristoe Campaign October 9-22. Auburn and Bristoe October 14. Advance to line of the Rappahannock November 7-8. Kelly's Ford November 7. Brandy Station November 8. Mine Run Campaign November 26-December 2. Payne's Farm November 27. Demonstration on the Rapidan February 6-7, 1864. Campaign from the Rapidan to the James River May 4-June 15. Battles of the Wilderness May 5-7; Laurel Hill May 8; Spottsylvania May 8-12; Po River May 10; Spottsylvania Court House May 12-21. Assault on the Salient, "Bloody Angle," May 12. Harris Farm, Fredericksburg Road, May 19. 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 16-19. Siege of Petersburg June 16, 1864, to February 20, 1865. Jerusalem Plank Road, Weldon Railroad, June 22-23, 1864. Demonstration north of the James River July 27-29. Deep Bottom July 28-29. Demonstration north of the James August 13-20. Strawberry Plains, Deep Bottom, August 14-18. Poplar Springs Church, Peeble's Farm, September 29-October 2. Boydton Plank Road, Hatcher's Run, October 27-28. Expedition to Weldon Railroad December 7-12. Dabney's Mills, Hatcher's Run, February 5-7, 1865. Discontinued February 20, 1865. Company "A" transferred to 1st Minnesota Infantry, Company "B" to 5th Michigan Infantry, Company "C" to 105th Pennsylvania Infantry, Company "D" to 17th Maine Infantry, Company "F" to 5th New Hampshire Infantry, Company "G" to 5th New Hampshire Infantry, and Company "H" to 4th Vermont Infantry.

Regiment lost during service 8 Officers and 117 Enlisted men killed and mortally wounded and 2 Officers and 123 Enlisted men by disease. Total 250.

1st REGIMENT INFANTRY.

Organized at Point Lookout, Md., January 21 to April 22, 1864. Moved to Norfolk, Va., and provost duty there and at Portsmouth, Va., District of Eastern Virginia, Dept. of Virginia and North Carolina, to August, 1864. Ordered to Milwaukee, Wis., thence to St. Louis, Mo., arriving there August 22. (4 Cos. remained in Wisconsin till September, then ordered to Minnesota.) Six Companies moved from St. Louis to Fort Rice, Dakota Territory, arriving there October 17, and garrison duty there; at Fort Berthold and at Fort Union, mouth of the Yellowstone, till October, 1865. Moved to St. Louis, Mo., and mustered out November 27, 1865. Four Companies on duty in District of Minnesota till May, 1866. Mustered out May 21, 1866.

2nd REGIMENT INFANTRY.

Organized at Rock Island, Ill., October, 1864. Ordered to Dept. of Missouri and assigned to duty in District of Upper Arkansas along the Santa Fe Road from Little Arkansas River to Fort Dodge and Cimaron Crossing. Stationed by Companies at Fort Riley, Salem, Fort Ellsworth, Fort Learned, Fort Zarah and Fort Scott, Kansas, on guard duty and operating against Indians till November, 1865. Mustered out November 7, 1865.

3rd REGIMENT INFANTRY.

Organized at Rock Island, Ill., October, 1864. Ordered to Dept. of Missouri, arriving at Fort Kearney, Neb., April 9, 1865, and assigned to duty in the District of Nebraska and Colorado. Stationed by Companies. "A" and "B" at Fort Kearney, "E" and "F" at Fort Rankin, "G" and "H" at Julesburg Junction, Colo., and "C" and "D" at Cottonwood protecting overland mail routes from.Indian attacks. Skirmish at Elm Creek May 20, 1865. Mustered out November 29, 1865.

4th REGIMENT INFANTRY.

Organized at Point Lookout, Md., October 31, 1864. Duty at Portsmouth, Va., District of Eastern Virginia, Dept. of Virginia and North Carolina, and in District of the Northwest, Dept. of Missouri, till July, 1866. Mustered out July 2, 1866.

5th REGIMENT INFANTRY.

Organized at Alton and Camp Douglas, Ill., March to May, 1865. Ordered to Fort Leavenworth, Kansas, May 3, 1865. Assigned to duty in District of Upper Arkansas from Little Arkansas River to Fort Dodge and Cimaron Crossing. Duty in Districts of Nebraska, Colorado and Utah and the Plains till November, 1866. Mustered out November 13, 1866.

6th REGIMENT INFANTRY.

Organized at Columbus, Ohio, Camp Morton, Ind., and Camp Douglas, Ill., April 2, 1865. Ordered to Fort Leavenworth, Kansas, May, 1865, arriving there May 11. Moved to Fort Kearney, Neb., May 14; thence to Julesburg, Colo. Duty in District of the Plains and Utah till November, 1866. Mustered out November 3, 1866.

1st INDEPENDENT COMPANY INFANTRY.

Organized at Baltimore, Md., as Company "G" 1st Connecticut Cavalry. At Baltimore and in Middle Department till August, 1864. Ordered to Milwaukee, Wis., thence to Minnesota, and duty at various points in District of Minnesota operating against Indians till November, 1865. Designation changed to 1st Independent Company April 6, 1865. Mustered out November 16, 1865.

1st COMPANY PONTONEERS

Organized at New Orleans, La., February 28, 1865. Mustered out May 12, 1865.