At that same site, you'll find the pension application for Benjamin H. Gray, Black Confederate Seaman. After his death, his wife applied for and received a widow's pension.

At this site : https://familysearch.org/search/image/index#uri=https://familysearch.org/recapi/sord/collection/1874474/waypoints after creating a free account, you can search 285 "Colored Man's Pension" applications filed with the State of Tennessee.