Mustered into service as a Private on July 29th, 1861
Died 24 December 1912
Buried Marion National Cemetery, Grant County Indiana
Private Phelps served as a divisional teamster in late 1862 to early 1863. He then worked at the divisional headquarters until early 1864. Henry transferred to Company I of the 20th Indiana Infantry in the late fall of 1864 serving there until his muster out on July 12th, 1865 holding the rank of Sergeant.
Henry never married. He filed for a pension in September of 1887.