Headquarters, Middle Department,
8th Army Corps,
Baltimore, May 4, 1864.

Col. Woolley,
Provost Marshal.

Send a good detective to Frederick, Md. He may possibly get track there of some of the 1st (Rebel) Maryland Spies. Send him on the first train.

Lew Wallace,
Major General Commanding.

The above order is in General Wallace's handwriting. Winn, whom we had arrested, was of that regiment and we were searching for others.

FILE XII.

F. M. Ellis, chief detective, U. S. Sanitary Commission—Arrest of W. W. Shore, of the New York "World"—John Gillock from Richmond.

United States Sanitary Commission,
244 F Street, Washington, D. C.
May 7, 1864.

Lieut. Smith.

Dear Sir.—Your favor was received in due time and after diligent search I am satisfied that no such man is now in Washington; however, I shall keep a close lookout, and any information worth while, I shall give you at once.