You may procure their service records files at: http://history-sites.com/research/index.html
George Martin
George W. Slade enlisted as a Private in Captain Henry Pope's Company (Jeff Davis Sharp Shooters) 7th Mississippi Infantry,** October 5, 1861 at Bay St. Louis,
discharged October 19, 1861 on account of general debility
**This company was successively designated as Captain Mayson's Company, Captain Pope's Company D, 7th Regiment Mississippi Infantry
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Hezekiah F. Slade, age 18, enlisted as a Private in Company D, 7th Mississippi Infantry September 27, 1861 at Bay St. Louis, employed on extra duty as a Teamster & November December 1862, died in hospital at Chattanooga March 12, 1863, disease unknown
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Samuel Slade, age 20, enlisted as a Private in Captain Henry Pope's Company (Jeff Davis Sharp Shooters) 7th Mississippi Infantry, September 27, 1861 at Bay St. Louis, transferred to 1st (Chalmers') Battalion Mississippi Sharp Shooters** June 25, 1862, slightly wounded in head in front of entrenchments, Brigades first position, at Murfreesboro December 2,1862, wounded September 20, 1863 and sent to hospital, dropped as a deserter August 30, 1864
[Ed. note - he very well may have returned later to the unit, absence for a certain length of time resulted in being recorded as a deserter. Subsequent company muster rolls may not have survived to be included in these compiled service record files]
**This company subsequently became Company C, 9th Battalion Mississippi Sharp Shooters
Samuel's picture will be found at: http://www.geocities.com/poboy1961/soldiers/aa.html
See: http://mississippiscv.org/MS_Units/9th_Bn_MS_Sharpshooters.htm
http://www.nps.gov/stri/historyculture/upload/Murphey_Marshall_MR.pdf
You might be able to obtain additional information by doing a Goggle search: 9th Battalion, Mississippi Sharpshooters