6th Maine Battery 6th Maine Battery was an artillery battery that served in the Union Army during the American Civil War . Service . The 6th Maine Battery was organized in Augusta , Maine and mustered in for three years ' service on January 1 , 1862 under the command of Captain Freeman McGilvery . The battery was attached to 2nd Division , II Corps , Army of Virginia , to August 1862 . 3rd Division , III Corps , Army of the Potomac , August 1862 . Artillery , 1st Division , III Corps , to September 1862 . Artillery , 2nd Division , XII Corps , Army of the Potomac , to June 1863 . 4th Volunteer Brigade , Artillery Reserve , Army of the Potomac , to September 1863 . 1st Volunteer Brigade , Artillery Reserve , to April 1864 . Artillery Brigade , II Corps , to November 1864 . Artillery Reserve , Army of the Potomac , to June 1865 . The 6th Maine Battery mustered out of service June 7 , 1865 at Augusta , Maine . Detailed service . Duty at Augusta until March and at Portland , Me . , until April 1 . Moved to Washington , D . C . , April 1 – 3 . Camp at East Capitol Hill and at Forts Buffalo and Ramsey , and at Falls Church , Va . , until June . Ordered to report to General Banks at Harpers Ferry , W . Va . Duty at Harpers Ferry , Cedar Creek , and Little Washington , Va . , June to August 1862 . Battle of Cedar Mountain August 9 . Pope ' s Campaign in northern Virginia August 16 - September 2 . Fords of the Rappahannock August 20 – 26 . Battles of Groveton August 29 , and Second Bull Run August 30 . Chantilly September 1 . Maryland Campaign September – October . Crampton ' s Pass , South Mountain , Md . , September 14 . Battle of Antietam , September 16 – 17 . Duty at Sandy Hook , Md . , and at Harpers Ferry , W . Va . , until December . Reconnaissance to Winchester December 2 – 6 . Action at Dumfries December 27 . Duty at Dumfries until May 27 , 1863 , and at Falmouth until June 13 . Gettysburg Campaign June – July . Battle of Gettysburg July 1 – 3 . Pursuit to Williamsport , Md . , July 7 – 14 . Frederick , Md . , July 13 . March to Warrenton Junction , Va . , July 18 - August 2 , and duty there until September 16 . At Culpeper until October 12 . Bristoe Campaign October 12 – 22 . Culpeper October 12 – 13 . Bristoe October 14 . Advance to line of Rappahannock November 7 – 8 . Mine Run Campaign November 26 - December 2 . Mine Run November 28 – 30 . Campaign from the Rapidan to James River May 3 - June 15 , 1864 . Battles of the Wilderness May 5 – 7 ; Spotsylvania May 8 – 12 ; Spotsylvania Court House May 12 – 21 ; " Bloody Angle , " Spotsylvania Court House , 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 – 19 . Siege of Petersburg June 16 , 1864 to April 2 , 1865 . Jerusalem Plank Road June 22 – 23 , 1864 . Deep Bottom July 27 – 28 . Mine Explosion July 30 ( reserve ) . Strawberry Plains , Deep Bottom , August 14 – 18 . Garrison , Fort Davis , until October 20 . At Fort McGilvrey and Battery 9 until March 15 , 1865 . At Fort Sampson until April 3 . Assault on and capture of Petersburg April 2 – 3 . Ordered to reserve artillery at City Point April 3 . Duty there until May 3 . Ordered to Alexandria and duty there to June 4 . Ordered to Augusta , Me . for muster out . Casualties . The battery lost a total of 40 enlisted men during service ; 13 enlisted men killed or mortally wounded , 27 enlisted men died of disease .