From the National Archives, RG 109, Ch. 6, Vol. 707-709; "Letters Received and Sent, Chimborazo Hospital. 1861-64." 3 Vols: Vol. 709, pt. 1, p. 1
Medical Director's Office,
Richmond, Va. January 2nd, 1864
You are directed to take proper steps to have a sufficiency of "Ice" secured and stored, for the use of the Hospital under your charge.
Wm. A. Carrington
Surg. in chg