1. See M. L. Wheelis, ‘Biological Warfare Before 1914’, in E. Geissler and J. E. van Courtland Moon (eds), Biological and Toxin Weapons: Research, Development and Use from the Middle Ages to 1945, SIPRI Chemical & Biological Warfare Studies, No.18 (Oxford: Oxford University Press, 1999), 8–34.
2. There is indeed an area of overlap in the category of toxins which fall under the regulations of both the BTW convention and the CW convention, the latter of which lists two toxins — ricin and saxitoxin — on its Schedules of CW agents; for more detail see Chapter 4.
3. See Dean Wilkening, ‘BCW Attack Scenarios’, Sidney D. Drell, Abraham D. Sofaer and George D. Wilson (eds), The New Terror. Facing the Threat of Biological and Chemical Weapons (Stanford, CA: Hoover Institution Press, 1999), 76–114.
4. For up to date information on this topic see the Federation of American Scientists website on agricultural biowarfare and bioterrorism at
http://fas.org
/bwc/agr/main.htm, maintained by Mark Wheelis, University of California, Davis.
5. Malcolm Dando, ‘The impact of the development of modern biology and medicine on the evolution of offensive biological warfare programs in the twentieth century’, in Defense Analysis, 15 (1), 1999, 43–69, quotes from 51.