William Arnold
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==Further reading== | ==Further reading== | ||
− | *[http://www.shaksper.net/archives/2004/0137.html A posting] on Shaksper.net where | + | *[http://www.shaksper.net/archives/2004/0137.html A posting] by Bill on Shaksper.net where he speaks about his book |
− | *[http://tech.groups.yahoo.com/group/cyclesi/message/3860 A posting] | + | *[http://tech.groups.yahoo.com/group/cyclesi/message/3860 A posting] by Bill about his theories about Sunspot cycles |