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J.C. Clark

J.C. Clark

Federal (USA)

Lieutenant Colonel

John C Clark

Home State: Pennsylvania

Command Billet: Commanding Regiment

Branch of Service: Infantry

Unit: 3rd Pennsylvania Reserves


see his Battle Report

Before Antietam

He entered service on 31 May 1861 as Captain, Company E, 3rd Pennsylvania Reserve Infantry - commanding a Philadelphia company known formerly as the "De Silver Greys".1 He was promoted to Lieutenant Colonel of the Regiment on 1 August 1862.2

On the Campaign

He commanded the Third Reserves in Maryland in place of Colonel Horatio Sickel, who went on sick leave 1 September3.

The rest of the War

He mustered out with Regiment on 17 June 1864.2

References & notes

Picture above from Nicholas3.


1   Sypher, Josiah Rhinehart, History of the Pennsylvania Reserve Corps, Lancaster, PA: Elias Barr and Company, 1865, pg. 81  [AotW citation 113]

2   Bates, Samuel Penniman, History of the Pennsylvania Volunteers, 1861-65, Harrisburg: State of Pennsylvania, 1868-1871  [AotW citation 112]

3   Nicholas, Alexander F., editor, and Antietam Battlefield Memorial Commission of Pennsylvania, Second Brigade of the Pennsylvania Reserves at Antietam, Harrisburg: Harrisburg Publishing Company, State Printer, 1908, opposite pg. 35, 36  [AotW citation 821]