18th Regiment, Pennsylvania Infantry (3 months, 1861)

Historical Sketch:
The 18th Regiment, Pennsylvania Infantry (3 months, 1861) was organized by the addition of recruits to the 1st regiment, 1st brigade, 1st division, of the state militia. It was recruited and mustered in at Philadelphia on April 24 and 25 for three months. On May 14 the regiment moved to Perryville, where it immediately embarked for Locust Point. It was posted at Fort McHenry until May 22, when it proceeded to Baltimore and there performed guard and police duty until the end of the term of enlistment, with the exception of a detail sent to Pikesville to garrison the national arsenal. Owing to the necessity for their presence at Baltimore, Cos. B, C, D, E, G, H, K, and part of Co. I were remustered into the U. S. service July 24 for ten days, and on Aug. 7, the regiment was mustered out at Philadelphia. Officers:

Col., William D. Lewis, Jr. ;

Lieut.-Col, Charles Wilhelm;

Maj., Alexander E. Newbold.

Roster:
The Roster of this unit contains the names of 887 men.
Source:
The Union Army by Federal Publishing Company, 1908 - Volume 1
Bibliography:

Barcousky, Len. Civil War Pittsburgh: Forge of the Union. Charleston, South Carolina: The History Press, 2013. ISBN 9781626190818.

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

Fox, Arthur B. Our Honored Dead: Alleghany County, Pennsylvania, in the American Civil War. Chicora, Pennsylvania: Mechling Bookbindery, 2008.

Fox, Arthur B. Pittsburgh During the American Civil War 1860–1865. Chicora, Pennsylvania: Mechling Bookbindery, 2002.

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.

Skinner, George W., ed. Pennsylvania at Chickamauga and Chattanooga: Ceremonies at the Dedication of the Monuments Erected by the Commonwealth of Pennsylvania. Harrisburg, Pennsylvania: Wm. Stanley Ray, State Printer, 1897.

Taylor, Frank H. Philadelphia in the Civil War. Philadelphia, Pennsylvania: The City, 1913.

Wingert, Cooper H. Harrisburg and the Civil War: Defending the Keystone of the Union. Charleston, South Carolina: The History Press, 2013. ISBN 9781626190412.

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