1st Pennsylvania Infantry Regiment

1861
April 13-20	Organized at Harrisburg under Colonel Samuel Yohe, Lieutenant Colonel Tilghman H. Good and Major Thomas W. Lynn
April 20	Moved to Cockeysville on Northern Central Railroad to Camp Scott, near York, Pa., and duty there under the command of Brigadier General Wynkoop
May 14-25	Guard Northern Central Railroad, near Baltimore
May 25-June 3	Relieved by 12th Pennsylvania Infantry and sent to guard Harper's Ferry Road
May 25	Moved to Catonsville, Md.
May 29	To Franklintown
June 3	To Chambersburg, Pa. Attached to 2nd Brigade, 2nd Division, Patterson's Army
June 10-July 7	Expedition to Rockville, Md.
June 18	Duty at Hagerstown and Funkstown, Goose Creek, Edward's Ferry
June 22	At Frederick
July 8-21	At Martinsburg, Va.
July 21	Moved to Harper's Ferry
July 23	To Sandy Hook, then by train to Harrisburg
July 27	Mustered out