122nd Regiment, Pennsylvania Infantry

Historical Sketch:
Col., Emlen Franklin; Lieut.-Col., Edward McGovern; Maj., Thaddeus Stevens, Jr. This regiment was recruited at Lancaster in July and Aug., 1862, and was mustered into the U. S. service at Lancaster on Aug. 12 for nine months. It proceeded to Washington and was assigned to the 3d brigade, 3d division, 3d corps, which joined the army after the battle of Antietam and went into camp at Falmouth. It was held in reserve at Fredericksburg, but took part in the "Mud March" fiasco and then occupied its camp at Falmouth until the Chancellorsville movement in May, 1863. The 3d corps, under Gen. Sickles, was not actively engaged on the opening day but the following day it was in the thick of the fight and after holding its ground bravely till no longer tenable, it was forced back with heavy loss — 135 in this one engagement. At Harrisburg the regiment was mustered out of service on May 15 and 16, 1863. Roster:
The Roster of this unit contains the names of 1236 men.
Source:
The Union Army by Federal Publishing Company, 1908 - Volume 1
Bibliography:

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Blair, William and William Pencak, editors. Making and Remaking Pennsylvania's Civil War. University Park, Pennsylvania: Penn State University Press, 2004.

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Greater Chambersburg Chamber of Commerce. Southern Revenge: Civil War History of Chambersburg, Pennsylvania. Chambersburg, Pennsylvania: Greater Chambersburg Chamber of Commerce, 1989.

Miller, William J. The Training of an Army: Camp Curtin and the North's Civil War. Shippensburg, Pennsylvania: White Mane, 1990.

Sandou, Robert M. Deserter County: Civil War Opposition in the Pennsylvania Appalachians. Fordham University Press, 2009.

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Young, Ronald C. Lancaster County, Pennsylvania in the Civil War. Lancaster, Pennsylvania: published by the author, 2003.