Subject: Warning: could not send message for past 4 hours

From: Mail Delivery Subsystem <[email-masked]>
Date: Sun, 8 Apr 2007 04:54:10 -0400 (EDT)

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The original message was received at Sun, 8 Apr 2007 00:41:00 -0400 (EDT)
from md1.nss.udel.edu [128.175.1.11]

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Subject: Harvard Conference poster
From: "Dr.R.Stephens" <[email-masked]>
To: [email-masked]
Date: Sun, 08 Apr 2007 00:40:28 +0000