1. The Ducktown Ore Deposits and the Treatment of the Ducktown Copper Ores;Carl Heinrich;Am. Inst. Min. Eng. Trans,1895
2. Cherokee Nation v. Georgia (1831)
3. See R. Kent Newmyer, Chief Justice John Marshall's Last Campaign: Georgia, Jackson, and the Cherokee Cases;Worcester V Georgia;J. Supreme Ct. Hist,1832
4. Commensalism