See his family record.
From the web page Manassas: The March, The Mayhem, The Memory, Pt. 2.
TIMBERLAKE, SETH MASON: b. 11/16/32 at Winchester. Farmer. enl. 6/19/61 at Winchester in Co. G of 2nd Va. Inf. as Pvt. Wded. in both legs at 1st Manassas, 7/21/61. Returned to Regt. from sick leave, 10/12/61. Last infantry record shows him absent sick, Nov./Dec. 1861. enl. 4/17/62 at Conrads Store in Co. B of 12th Va. Cav. as 1st Sgt. Nicknamed the fighting sergeant and "Uncle Seth." Unofficial source (Baylor) says horse KIA at Front Royal, 8/11/62. Unofficial source (Baylor) says wded. east of Charles Town in early Dec. 1862. Absent on horse detail, Nov./Dec. 1863. Present Jan./Feb. - March/April 1864. No further record. Paroled at Greensboro, N.C., 4/26/65. Postwar, went to New York in 1866 and was employed in mercantile business in Brooklyn; then returned to Charles Town, W.Va.; then moved to Staunton area where he served as a steward of Western Hosp. d. 12/18/07 at home of his son in Brooklyn, N.Y. bur. Tinkling Spring Church Cem., Fisherviile, Va. (family lived at Cool Spring on Lloyd Road in 1850, today the site of Craftwerks.-ED)
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