Patterson's (Independent) Infantry Company (U)

== Regimental History and Service Record ==
Organized at Camp Haskins, Ky., October, 1861. Served unattached, Army Ohio, to March, 1862. Engineers, 7th Division, Army Ohio, to October, 1862. Cumberland Division, District of West Virginia, Dept. Ohio, to November, 1862. 9th Division, Right Wing 13th Army Corps (Old), Dept. of the Tennessee, to December, 1862. Unattached, Sherman's Yazoo Expedition, to January, 1863. Unattached, 9th Division, 13th Army Corps, to July, 1863. Unattached, 13th Army Corps, Army Tennessee and Dept. of the Gulf, to October, 1863. Unattached, 13th Army Corps, Texas, to July, 1864. Engineer Brigade, Dept. of the Gulf, to January, 1865.
SERVICE.--Constructing defenses for Camp Haskins and Somerset, Ky., until January, 1862. Action at Mill Springs, Ky., January 19. Repair roads from Somerset to Stanford, Ky., until April 12. Moved to Cumberland Ford April 2-20, repairing roads en route. Cumberland Gap Campaign May 1-June 18. Occupation of Cumberland Gap June 18-September 17. Retreat to Greenup on the Ohio River September 17-October 3. Expedition to Charleston, W. Va., October 21-November 10. Moved to Memphis, Tenn., November 10-15. At Memphis, Tenn., until December 20. Sherman's Yazoo Expedition December 20, 1862, to January 3, 1863. Chickasaw Bayou December 26-28. Chickasaw Bluff December 29. Expedition to Arkansas Post, Ark., January 3-10, 1863. Assault and capture Fort Hindman, Arkansas Post, January 10-11. Moved to Young's Point, La., January 14-22, and engineer duty there until March 30. Moved to Richmond, La., March 30. Built floating bridge across Bayou Roundaway April 1. Movement on Bruinsburg and turning Grand Gulf April 25-30. Battle of Port Gibson May 1. Took advance of Logan's 3rd Division, 17th Army Corps, and built bridge over Bayou Pierrie May 2-3. Battles of Raymond May 12; Champion's Hill May 16; Big Black River May 27. 
* May 18-July 4, 1863 - Siege of Vicksburg, Mississippi
** May 19, 1863 - Assault on Vicksburg, Mississippi
** May 22, 1863 - Assault on Vicksburg, Mississippi
Advance on Jackson, Miss., July 4-10. Siege of Jackson July 10-17. Moved to New Orleans August 5-27, and duty there until October 5. Western Louisiana Campaign October 5-November 1. Vermillion Bayou October 3 and 10. Moved to New Orleans November 1, thence to Brazos, Santiago, Texas, November 15-20, and to Aransas Pass November 21. Advance up coast to Pass Cavallo November 22-December 7. Constructed bridge 300 yards long across Cedar Bayou on November 25. At Pass Cavallo until April 19, 1864, building hospitals, signal stations, warehouses and wharves. Moved to Alexandria, La., April 19-29. Construction of dam at Alexandria April 29-May 10. Retreat to Morganza May 13-20. Mansura May 16. Yellow Bayou May 18-19. Moved to New Orleans, La., June 1, and reported to Engineer Department July 3. Engaged in working lumber in Cypress Swamp until November 7. Ordered to New Orleans, thence moved to Louisville, Ky., November 23-December 1. Mustered out January 22, 1865.
== Regimental Roster ==
== Regiment Statistical Information ==
* Company lost during service 8 by disease.
== Legacy ==
== Notes ==
== Sources == 
* (Pages 779, 1197)
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