1. Copy of letter from Thomas G. Clemson to Janus E. Calhoun, 1855 February 1 Institution: Clemson University Libraries
2. Thomas Green Clemson's Scrap Book containing his published letters and speeches, February 1855-1862 Institution: Clemson University Libraries
3. Letter from William F. Clemson to Elias Baker, 1855 February 1 Institution: Clemson University Libraries