From the National Archives, RG 109, Ch. 6, Vol. 365, "Orders and Circulars Received and Issued, Medical Director's Office, 1864-1865." p. 60
Medical Director's Office April 1, 1865
Special Orders
No. 61 II. Detailed Conscript Jno Mahony is relieved from operations of previous orders and assigned as Dentist to Stuart, St. Francis de Sales, & Robertson Hospitals and sick and wounded officers in Private Quarters under charge of Surg. A. Y. P. Garnett.
[William A. Carrington]
Med. Director