He served as a State Representative in 1868 for Scott, Polk, Montgomery, and Hot Spring counties and in 1879 for Montgomery County. He died February 13, 1918, in Hot Springs.
Finding aid:
- Military discharge (Reel MG00202)
- 1865 June 13: Josiah H. Demby
- Catterson's Militia History
- Undated: "History of Catterson's Militia" by Major J.H. Demby
- 189[?] November 11: Letter, J.H. Demby, Hot Springs, to General Powell Clayton
- 1957: "Major Josiah H. Demby's History of Catterson's Militia" edited by Ted R. Worley, Arkansas Historical Quarterly, Volume 16, Summer 1957
- Witness affidavits
- 1913 January 8: Sarah Ann Meeks
- 1913 January 13: Clemont W. Cearley
- 1913 January 15: M.O. Campbell
- 1913 January 20: Thomas J. Rawles
- 1913 January 21: J.L. Wacaster
- 1913 January 23: A.C. Ussery