Union monuments at Gettysburg > United States Regulars > Artillery
The monument to Battery E is south of Gettysburg on Bushman Hill, south of South Confederate Avenue and west of Big Round Top. (Bushman Hill & Slyder Farm tour map) The battery is also referenced on a War Department marker at Antietam.
First Lieutenant Samuel S. Elder commanded Battery E at Gettysburg. Elder was a native Pennsylvanian who had served a five year enlistment in the U.S. Army before the war in Battery C, 2nd United States Artillery. He rejoined when the war broke out and was breveted Captain for his actions at Antietam. He would stay on with the army after the war, rising to major in the 2nd Artillery.

Monument to the 4th United States Artillery, Battery E at Gettysburg
From the monument
Army of the Potomac
Cavalry Corps
First Brigade Horse Artillery
Battery E, Fourth U.S. Artillery
Four 3 inch rifles
Lieut. Samuel S. Elder commanding
July 3 Arrived on the field and took position on a hill southwest of Round Top and engaged under Brig. General E. J. Farnsworth in the afternoon against the Confederate right.
Casualties: killed 1 man
Signs mark both ends of the steep trail that loops off South Confederate Avenue to the hilltop monument.
Location of the monument to Battery E at Gettysburg
The monument is south of Gettysburg on Bushman Hill. It is south of South Confederate Avenue and west of Big Round Top. (39°47’04.9″N 77°14’50.3″W)
See more on history of Battery E, 4th United States Artillery in the Civil War