1. See, for example, McCluskey (1998) and Chapter 5 below.
2. King (1996: 144).
3. King (1996: 143) estimates that there are over 10,000 in libraries throughout the world.
4. lncluding more than one hundred solar and lunar eclipses. See Said, Stephenson, & Rada (1989) and Stephenson & Said (1997).
5. King (1996).