In the National Archives:

Letters, Orders, and Circulars Received, General Hospital No. 11. 1862-63. 1 vol. Copies of orders and circulars issued by the Adjutant and Inspector General's Department, the Surgeon General's Office, and the Medical Director's Office in Richmond, the Department of Richmond, the Department of Northern Virginia, and the Department of Virginia and North Carolina (also called Department of North Carolina and Southern Virginia); of letters received, mainly from the Chief Surgeon's Office, Department of Richmond, and the Medical Director's Office in Richmond; and copies of a few letters sent. Arranged chronologically. This hospital was also known as Florida Hospital.