He was born in Pennsylvania (5, 6). He was 32 years old when he was enlisted (5, 6).
He was a tailor when he was enlisted (5, 6).
He was 5 feet 5 inches tall, and had a dark complexion, hazel eyes, and black hair (5, 6).
He was drafted (1, 5, 6). He was enlisted and mustered into service in the 62nd Pennsylvania on 17 July 1863 (1, 5, 6). He was enlisted for three years (5, 6). His service was credited to the 23rd congressional district (5, 6).
He was transferred on 20 July 1864 from company M of the 62nd Pennsylvania to the 91st (1, 9). On 21 July 1864, he, and the other members of companies L and M, were assigned to company G (2). On 22 July 1864, they were transferred to company K, following brigade orders to assign them to the smallest company (3). He was then present, as a private (3). He served as a private in company K (1).
On 17 June 1865, he went on a furlough, which expired on 2 July 1865 (4, 10).
He mustered out on 10 July 1865 with his company (1, 9).
In 1890, he was living in Perry, Armstrong County, Pennsylvania (post office Queenstown) (8).
On 5 August 1890, he applied successfully from Pennsylvania for a pension (7, 9).
On 9 March 1907, he again applied for a pension (9).
He died in 1911 (9).
1 Bates, Samuel Penniman. History of Pennsylvania volunteers, 1861-5. Harrisburg: B. Singerly, state printer, 1869-71. 5 volumes. 'Ninety-first regiment', volume 3, pages 186-233. (In the roster)
2 special order 65, HQ 91st PA, 21 July 1864 (William Rumbaugh)
3 special order 66, HQ 91st PA, 22 July 1864 (William Rumbaugh)
4 enlisted men's furloughs (Wm Rumbaugh)
5 company K, third descriptive roll (William Rumbaugh)
6 company K, fourth descriptive roll (William Rumbough)
7 pension index, by name (William Rumbaugh)
8 1890 US census, veterans' schedule, Pennsylvania, Armstrong County, Perry, supervisor's district 8, enumeration district 24, page 3 (William Rumbaugh)
9 pension index, by regiment, 91st PA Infantry, company K (William Rumbaugh)
10 monthly return, company K, June 1865 (Wm Rumbough)