History of Geology

	Revision 17 . . (edit) October 13, 2001 5:23 pm by (logged).207.53.xxx [copyedit, links]
	Revision 16 . . (edit) September 25, 2001 9:18 pm by Devlin [clarify contrast between uniformitarianism and catastrophism]
	Revision 12 . . (edit) August 2, 2001 4:48 pm by Drj [linked]

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