The New Orleans Daily Democrat Possible proof of death date and location.
He is married to Mary Elizabeth Borden.
They got married on April 11, 1861 at Angelina County, Texas, Verenigde Staten.Source 2
Information in some trees have him dying in 1878 in New Orleans. This may be true as there was a Joseph Clayton age 38 who is listed in the newspaper as having died 21 Sep 1878 at the hospital from yellow fever. I have attached a copy of the newspaper article to his profile.