Note, Wash Butler was with the 8th Mississippi, not the 40th.

Washington Butler

Residence was not listed;
Enlisted on 8/1/1861 as a Private.
On 8/1/1861 he mustered into "F" Co. MS 8th Infantry
He died of disease (date not stated)
(Estimated date of enlistment; Died 1863)
Other Information:
Buried: Cave Hill Cemty, Jefferson Co., KY

Sources used by Historical Data Systems, Inc.:
- Index to Compiled Confederate Military Service Records
- Research by R. Ross Houston

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Washington Butler, age 22, Private, (New) Company F, 8th Regiment Mississippi Volunteers,* enlisted October 18, 1861 at Enterprise for one year, wounded severely in side/left thigh and left a prisoner of war at Murfreesboro, Tenn,, captured at Stone’s River, forwarded to Nashville, Tenn., admitted February 15, 1863 to No. 7, U. S. A. General Hospital, Louisville, Ky., sent to No. 5 General Hospital April 8, Smallpox, died April 11, 1863, Dysentery (Chronic)

M269: Compiled Service Records of Confederate Soldiers Who Served in Organizations from the State of Mississippi