42nd Ohio Infantry The 42nd Ohio Volunteer Infantry ( or 42nd OVI ) was an infantry regiment in the Union Army during the American Civil War . Service . The 42nd Ohio Infantry was organized at Camp Chase in Columbus , Ohio September through November 1861 and mustered in for three years service on December 7 , 1861 under the command of Colonel James Abram Garfield . The regiment was attached to 18th Brigade , Army of the Ohio , to March 1862 . 26th Brigade , 7th Division , Army of the Ohio , to October 1862 . 4th Brigade , Cumberland Division , District of West Virginia , Department of the Ohio , to November 1862 . 3rd Brigade , 9th Division , Right Wing , XIII Corps , Department of the Tennessee , to December 1862 . 3rd Brigade , 3rd Division , Sherman ' s Yazoo Expedition , to January 1863 . 3rd Brigade , 9th Division , XIII Corps , Army of the Tennessee , to February 1863 . 2nd Brigade , 9th Division , XIII Corps , to July 1863 . 4th Brigade , 1st Division , XIII Corps , Department of the Tennessee , to August 1863 , and Department of the Gulf to September 1863 . 3rd Brigade , 1st Division , XIII Corps , Department of the Gulf , to November 1863 . Plaquemine , District of Baton Rouge , Louisiana , Department of the Gulf , to March 1864 . 2nd Brigade , 1st Division , XIII Corps , Department of the Gulf , to June 1864 . 1st Brigade , 3rd Division , XIX Corps , to December 1864 . Companies A , B , C , and D mustered out September 30 , 1864 ; companies E and F mustered out November 25 , 1864 ; companies G , H , I , and K mustered out December 2 , 1864 ( all at Camp Chase ) . Veterans and recruits were transferred to the 96th Ohio Infantry . Detailed service . Moved to Catlettsburg , Ky . , December 14 , 1861 ; then to Louisa , Ky . Garfield ' s Campaign against Humphrey Marshall December 23 , 1861 to January 30 , 1862 . Advance on Paintsville , Ky . , December 31 , 1861 to January 7 , 1862 . Jennies Creek January 7 . Occupation of Paintsville January 8 . Middle Creek , near Prestonburg , January 10 . Occupation of Prestonburg January 11 . Expedition to Pound Gap , Cumberland Mountains , March 14 – 17 , Pound Gap March 16 . Cumberland Gap Campaign March 28 - June 18 . Cumberland Mountain April 28 . Occupation of Cumberland Gap June 18 to September 16 . Tazewell July 26 . Operations about Cumberland Gap August 2 – 6 . Big Springs August 3 . Tazewell August 6 . Evacuation of Cumberland Gap and retreat to the Ohio River September 17 - October 3 . Expedition to Charleston October 21 - November 10 . Ordered to Memphis , Tenn . , November 10 , and duty there 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 of Fort Hindman , Arkansas Post , January 10 – 11 . Moved to Young ' s Point , La . , January 17 . Duty there and at Milliken ' s Bend , La . , until April 25 . Operations from Milliken ' s Bend to New Carthage March 31 - April 17 . Movement on Bruinsburg and turning Grand Gulf April 25 – 30 . Battle of Port Gibson May 1 . Skirmish near Edwards Station May 15 . Battle of Champion Hill May 16 . Big Black River May 17 . Siege of Vicksburg , Miss . , May 18 - July 4 . Assaults on Vicksburg May 19 and 22 . Advance on Jackson , Miss . , July 5 – 10 . Near Clinton July 8 . Siege of Jackson July 10 – 17 , Moved to New Orleans , La . , August 13 . Duty at Carrollton , Berwick , and Brashear City until October . Western Louisiana Campaign October 3 - November 20 . Duty at Plaquemine November 21 , 1863 to March 24 , 1864 . Provost duty at Baton Rouge until May 1 . Expedition to Clinton May 1 – 3 . Comite River May 1 . Moved to Simsport May 18 , thence to Morganza and duty there until September 6 . Expeditions up White River July 15 and September 6 – 15 . Moved to Duvall ' s Bluff , Ark . , September 15 , and duty there until November . Casualties . The regiment lost a total of 240 men during service ; 1 officer and 58 enlisted men killed or mortally wounded , 3 officers and 178 enlisted men died of disease .