He was born in 1831/32 (3 (33 in 1865)). He was born in Ireland (3).
When he enlisted, he was a laborer (3).
When he enlisted, he was 5 feet 9 inches tall, and had a dark complexion, blue eyes, and dark hair (3).
He enlisted and was mustered into service for three years, as a substitute, on 23 March 1865, at Pottsville, Pennsylvania (1, 3). He was enlisted and mustered into service by Captain Bowan (3). He was a private in company E (1, 4).
He deserted on 25 April 1865, "on the campaign" (1, 2). He was a private, in company E (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)
2 register of deserters, company E, entry 24
3 Company E descriptive roll, entry 174 (Henry McWilliams)
4 index to compiled service records of volunteer Union soldiers who served in organizations from the state of Pennsylvania (Henry McWilliams)