Need Help ! Jarvis TN

I am looking for information on Adrian Jarvis born 1796.The last information I have on him is that he was living with his mother and brother in 1820 Knox Co TN.His mother Harriett FRanks JArvis was using the alias Nelly Barrett.I believe Adrian C. Jasrvis worked for a newspaper in Knox Co.His brother was Charles Jarvis.Their father was Wiley C. Jarvis.Wiley was in 70s when Adrian was born.