September 1861 • to October >

Commanded by Brigadier General Silas Casey

Casey’s Provisional Division acted as a receiving depot for new regiments, which were trained and organized into brigades or attached to existing units.

5th New Jersey Infantry Regiment Colonel Samuel H. Starr  from Trenton 8/29
6th New Jersey Infantry Regiment Colonel James T. Hatfield  from Trenton 9/10
7th New Jersey Infantry Regiment Colonel Joseph W. Revere  from Trenton 9/19
8th New Jersey Infantry Regiment Colonel Adolphus J. Johnson  from Trenton 9/14
4th New Hampshire Infantry Regt. Colonel Thomas J. Whipple  from Manchester NH 9/30
68th New York Infantry Regiment Colonel Robert J. Betge  from New York City 8/24
73rd Pennsylvania Infantry Regiment Colonel John A. Koltes  from Philadelphia 9/24
75th Pennsylvania Infantry Regiment Colonel Henry Bohlen  from Philadelphia 9/26
100th Pennsylvania Infantry Regiment Colonel Daniel Leasure  from Pittsburg 9/2