Robert Ethridge was a Jr. 2nd Lieutenant of Co. "I", 55th Georgia Regiment. Evidently he was among those not captured when the regiment surrendered at Cumberland Gap in early September of 1863. Here's an aricle which mentions the 55th Georgia and its service afterwards (look towards the bottom of the webpage) --
http://www.us-civilwar.com/aldie/inspector%20general%20report.html
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