From the National Archives, RG 109, Ch. 6, Vol. 707-709; “Letters Received and Sent, Chimborazo Hospital. 1861-64.” 3 Vols: Vol. 708. p. 54

Medical Directors Office 213 Main St.
Richmond Feby 21^st 1863

Sir:

The following named Medical Officers have been ordered to report to you today for assignment to duty.

Assist. Surg. C. S. Carter  5
Assist. Surg. Geo. Ross  1
Assist. Surg. D. S. Boyle  2
Assist. Surg. H. R. Christmas  1
Assist. Surg. J. H. Sherrod  2(?)
Assist. Surg. W. Saunders  4
Assist. Surg. W. W. Dickie  4
Assist. Surg. J. P. Hall  5

Very Respectfully
Yr. Obt. Servt
Wm. A. Carrington Surg PACS
& Med. Director

Surg. J. B. McCaw
In Charge Genl Hospl
Chimborazo