History of March 21

	Revision 6 . . December 5, 2001 9:52 pm by Karl Palmen [Add Traditional Vernal Equinox]
	Revision 5 . . (edit) November 22, 2001 1:39 pm by Bryan Derksen [standardizing format]
	Revision 4 . . (edit) November 8, 2001 2:51 am by Gareth Owen

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Difference (from prior major revision) (no other diffs)

Added: 12a13

*Traditional date of Vernal Equinox, used for reckoning Easter. The real equinox usually occurs one day earlier.