Glen, Check this out for me please---
https://civilwartalk.com/threads/who-are-the-black-men-in-the-pictures-below.110317/page-4
"Event Place Big Rock, Pulaski, Arkansas, United States, (Confederate Home) Only Black resident among 85 Veterans and Widows. The "CA" for Confederate Army seems to have been entered, then crossed out in box # 30. He's listed as a "servant" as opposed to a resident"