He was born in 1845/46 (4 (19 in 1865), 5 (19 in 1865)). He was born in England (4, 5).
When he enlisted, he was a saddler (4, 5).
When he enlisted, he was 5 feet 5-1/2 inches tall, and had a fair complexion, grey eyes, and light hair (4, 5).
He was a substitute for L D Brett (1, 4, 5). He was enlisted on 25 March 1865, by Christman, at West Chester, Pennsylvania, for one year (4, 5). He was mustered into service as a private in company K, on 28 March 1865 (1, 7). His service was credited to the ninth subdivision of the seventh congressional district (4, 5).
He deserted on 24 or 25 June 1865, while in the field, in Virginia (1, 2 [24 Jun], 3 [24 Jun], 6 [never reported]). He was a private, in company K (7).
At some point, he was probably found in St John [?] (3).
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 Thompson)
2 company K, register of deserters, entry 35 (Wm Thompson)
3 company K, [second] register of deserters, entry 6 (Wm H Thompon [sic])
4 company K, third descriptive roll (William G [?] Tompson)
5 company K, fourth descriptive roll (William H Thompson)
6 monthly return, company K, June 1865 (Wm H Thompson)
7 index to compiled service records of volunteer Union soldiers who served in organizations from the state of Pennsylvania (William H Thompson)