South Carolina Regiment will leave to-morrow. Florida brigade, 1,656 effective, expected here to-morrow, will be forwarded immediately.

SAM. JONES,

Major-General.

SUMTER, May 20, 1864.

Lieutenant BOYLSTON,

Acting Assistant Adjutant-General:

If it be true the Twentieth South Carolina Volunteers are to be ordered off, as I hear, can you not send me back Captain Keeley's company of the Nineteenth Georgia, now at the Wayside Home in Charleston?

J. C. MITCHELL,

Captain, Commanding Post.

SUMTER, May 20, 1864.

Lieutenant S. C. BOYLSTON,

Acting Assistant Adjutant-General:

You have given me no reply relative to the officers who are short from the Twentieth. Lieutenant Whitridge, too, has not returned, and no officer has been sent in his place. Sergeant Schaffer is still absent without leave. I have no orders relative to the relief of Captain Bateman's company, Sixth Georgia, Volunteers.

J. C. MITCHEL,

Captain, Commanding Post.

FORT SUMTER, May 20, 1864-12 m.

Lieutenant S. C. BOYLSTON,

Acting Assistant Adjutant-General:

One of the officers of the Twentieth was wounded by accident last night. The surgeon reports him good for a couple of weeks' relief from duty. I am now, consequently, 6 officers short. Please have some sent.

J. C. MITCHEL,

Captain, Commanding.

CHARLESTON, S. C., May 20, 1864.

Brigadier General R. S. RIPLEY,

Mount Pleasant:

GENERAL: The calls for troops from Richmond are most urgent.

The Thirty-second Georgia, 633 strong, goes over to Sullivan's Island to-day. Please use every exertion to get Twentieth over without an hour's unnecessary delay.

SAM. JONES,

Major-General.