William F. Fox, Lt. Col. U. S. V., Regimental Losses in the American Civil War, 1861-1865: A Treatise on the extent and nature of the mortuary losses in the Union regiments, with full and exhaustive statistics compiled from the official records on file in the state military bureaus and at Washington

Fifth Pennsylvania Reserves (34th Pennsylvania Infantry).

141 killed == 13.5 per cent.

Total of killed and wounded, 481.

Present, also, at Malvern Hill; Gettysburg; Mine Run; North Anna; Totopotomoy.

notes.--Organized at Harrisburg, Pa., June 20, 1861, from companies recruited in the central counties of the State. The regiment was immediately assigned to duty at Cumberland, Md., but in August it marched to Washington, and joined the division of Pennsylvania Reserves encamped at Tenallytown. It was placed in the First Brigade, then commanded by General John F. Reynolds; the division was commanded by General George A. McCall. The Reserves marched into Virginia in October, 1861, where they performed the duties incident to an army of occupation until June 9, 1862, when they were ordered to reinforce General McClellan's Peninsular Army. The regiment was, soon after, engaged at Mechanicsville, where it received the hottest of the enemy's fire. It fought well the next day at Gaines's Mill, and three days later again faced the enemy at Glendale. Colonel Simmons was killed there while in command of the brigade; the regiment losing 10 killed, 57 wounded, and 49 missing. It met with another severe loss at Fredericksburg, the casualties in that battle amounting to 18 killed, 87 wounded, and 61 missing; total, 166. Major Frank Zentmeyer was among the killed, and the missing ones were all killed or wounded. The Fifth participated in the opening battles of General Grant's campaigns in Virginia; Lieutenant-Colonel George Dare, who was in command, was killed at the Wilderness. The regiment left the field on May 31, 1864, and proceeded to Harrisburg, where it was mustered-out, June 13. 1864.