He was born in 1841/42 (5 (19 in 1861)). He was born in Catawissa, Pennsylvania (5).
When he enlisted, he was a farmer (5).
When he enlisted, he was 5 feet 8-1/2 inches tall, and had a dark complexion, light eyes, and light hair (5).
He enlisted and was mustered into service on 12 November 1861 (1, 5, 6, 7). He was enlisted for three years, at Philadelphia, Pennsylvania, by Captain Gilbert (5). He was a private, in company F (1, 9, 10).
He was promoted on 11 June 1862 to corporal (1, 4, 5).
He was transferred on 8 July 1863 to the Veterans' Reserve Corps (1, 2, 3, 5, 6, 7, 9). When he was transferred, he was a corporal in company F (9, 10). He served in company 113 of the 2nd battalion of the Veterans' Reserve Corp, in companies A and B of the 1st Veterans' Reserve Corps, and company I of the 2nd Veterans' Reserve Corps (7, 8).
On 28 April 1884, he applied successfully for a pension (7, 8).
In 1890, he was living in Latty, Paulding County, Ohio (post office Follner) (6).
On 28 February 1907, he again applied for a pension (7).
He died on 3 February 1921, at Toledo, Ohio (7).
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 H Giger)
2 consolidated morning report, 91st PA, 1 August 1863 (Corpl Geigher)
3 company F, register of men transferred (William H Geiger)
4 company F, list of non-commissioned officers (William H Geiger)
5 company F, descriptive roll, #81 (William H Geiger)
6 1890 US census, veterans' schedule, Ohio, Paulding County, Latty, supervisor's district 1, enumeration district 136, page 2 (William H Geiger)
7 pension index, by regiment, 91st PA Infantry (William H Geiger)
8 pension index, by name (William H Geiger)
9 index to compiled service records of volunteer Union soldiers who served in organizations from the state of Pennsylvania (William H Geiger)
10 index to compiled service records of volunteer Union soldiers who served in organizations from the state of Pennsylvania (William Giger)