From the National Archives, RG 109, Ch. 9, Vol. 199½, "Letters & Orders Issued, Confederate Military Prison, Jan. 1862 - Dec. 1863." p. 15
Confed. States Mil. Prison
August 29, 1862
No. 4
Major Elliott
Sir:
You will please furnish thirty seven guard to transport prisoners to Belle Isle at once.
Very Respectfully
H. Wirz
Capt. Comdg.
F. M. Peacock
Adjt.