From:	William Welsh <wwelsh <-at-> jinx.umsl.edu>
Date:	Mon, 18 Aug 1997 11:05:38 -0600
Subject:	Pearson's Hardness

From:	<LONGO # - at - # NPD.UFPE.BR>
Date:	Tue, 19 Aug 1997 17:40:53 +0000
Subject:	MD with gravity