2nd Maine Battery
The monument to the Second Maine Battery is west of Gettysburg on Chambersburg Pike at its intersection with Stone Avenue near General Reynold's statue. (39.837848° N , 77.251547° W; map)
A marker in the National Cemetery shows the battery's position on July 2nd.
The Second Maine Battery was commanded at the Battle of Gettysburg by Captain James A. Hall. It was part of the 1st Corps Artillery Brigade, and brought127 men to the field serving six Ordnance Rifles, suffering 18 wounded.
From the Chambersburg Pike momnument:
July 1, 1863
From the National Cemetery marker:
July 2, 1863