Home State: Pennsylvania
Branch of Service: Infantry
Before Antietam
From the Juniata region, he was a student before the War. He was appointed Captain, Company H of the 125th Pennsylvania Infantry on its mustering for Federal service on 16 August 1862.
References & notes
Basic information from Wallace1. Brother of Federal cavalry officer David McMurtrie Gregg.
1 Wallace, William W. (Chairman), and the Regimental Committee, History of the One Hundred and Twenty-fifth Regiment Pennsylvania Volunteers, Philadelphia: J.B,. Lippincott Co., 1906, pg. 37 [AotW citation 1362]