1. On the natives of Old Calabar, west coast of Africa;Daniell;Edinburgh New Philosophical Journal,1846
2. The Calabar bean as a new agent in ophthalmic practice;Argyll-Robertson;Edinburgh Medical Journal,1863
3. The use of physostigmine in abdominal distension;Martin;JAMA,1925
4. On the properties of the ordeal bean of Old Calabar;Christison;Monthly Journal Medicine, London,1855
5. On the character, actions, and therapeutic uses of the bean of Calabar;Fraser;Edinburgh Medical Journal,1863