The American Civil War Research Database has a regimental roster of the 17th Louisiana - you do have to have a subscription, which is $25 per year: https://www.civilwardata.com/active/index.html
He enlisted as a Private, Company B, 17th Regiment Louisiana Infantry on September 30, 1861, at Camp Moore, Louisiana. He re-enlisted on May 23, 1862, at Camp Edwards, Mississippi. Company Muster Rolls reflect him as present throughout his military duty. His name was listed on a roll of...
ABBE, DAVID GREENBERRY (1844 ~ 1926) Co. D., 17th. Louisiana Infantry Residence was not listed; Enlisted on 9/29/1861 at Camp Moore, LA as a Private. On 9/29/1861 he mustered into D Co. LA 17th Infantry He Re-enlisted on 5/23/1862 (date and method of discharge not given) He was listed as...
William Cleaton Boatright was born on his parents' plantation in the Zion Hill Community of Union Parish Louisiana, a few miles northwest of Farmerville. He married in 1859 to Martha J. Pierce, the daughter of Lucky N. Pierce and Sarah Beaird. In the summer of 1861, Boatright joined the...