He was 35 years old when he was enlisted (2, 3). He was born in Pennsylvania (2).
When he was enlisted, he was a la[borer?] (2).
He was 5 feet 9 inches tall, and had a fair complexion, blue eyes, and dark hair (2).
He was a substitute (1, 3). He was enlisted and mustered into service on 24 March 1865 (1, 2, 3, 4). He was enlisted for one year, at Hollidaysburg, Pennsylvania, by Captain Lloyd (2). He was mustered in as a private, at Hollidaysburg, Pennsylvania (3). He served as a private in company C (1).
He mustered out with his company on 10 July 1865 (1, 4).
He died on 10 April 1890 (6, 7). He was buried in the Keller Church Cemetery, Catharine Township, Blair County, Pennsylvania (6). His grave has a GAR flag marker (6).
On 12 July 1890, his widow, Anna M Keller, successfully applied from Pennsylvania for a pension (5, 7).
In 1890, his widow, Mary Keller, was living on Water Street, in Franklin, Huntingdon County, Pennsylvania (4).
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) (William B Keller)
2 company C, descriptive roll, entry 168 (William B Heller) [The letter looks more like the other 'K's than 'H's, but it's not quite the same as them either]
3 Civil War Veterans' Card File, available at the Pennsylvania State Archives, searched 13 July 2004 (William B Keller)
4 1890 US census, veterans' schedule, Pennsylvania, Huntingdon, Franklin, supervisor's district 7, enumeration district 167, page 2 (William B Keller)
5 pension index, by name (William B Keller)
6 Keller Church, Canoe Valley, Catharine Township, Blair County, PA [cemetery abstract, available on Blair County Pennsylvania US GenWeb Archives (viewed January 2005) (Wm B Keller)
7 pension index, by regiment, 91st PA Infantry, company C (William B Keller)