He served in the Army of the Potomac .
He fought in the engagements at Secessionville , Culpeper Court House , and Rapidan Station , and in the battles of Antietam , South Mountain , and Chancellorsville .
Serving in the Army of the Potomac , he fought in the engagements at Secessionville , Culpeper Court House , and Rapidan Station , and in the battles of Antietam , South Mountain , and Chancellorsville .