(c. 1829 - 1862)
Home State: Pennsylvania
Branch of Service: Infantry
Before Antietam
He mustered into service as 2nd Lieutenant, Company H, 1st Pennsylvania Reserves on 8 June 1861. He was promoted to Captain on 17 October.
On the Campaign
He was killed in action at Turner's Gap on South Mountain, MD on 14 September 1862.
References & notes
His service from Bates,1 as Thomas P. Dwin, and Sypher.2 His age at death (33) and burial place from a cemetery listing on USGenWeb thanks to Sharon Frank.
Another Thomas P. Diven (a relative?) served as a musician in the First Reserves, and transferred to the 190th Pennsylvania Infantry in June 1863.
Birth
c. 1829
Death
09/14/1862; Turner's Gap, MD; burial in Ashland Cemetery, Carlisle, PA