Date: Tue, 27 Sep 2011 11:23:36 -0400
From: "Michael Walsh" <MJW at press.jhu.edu>
To: "WSFA members" <WSFAlist at KeithLynch.net>, <wsfa-forum at yahoogroups.com>
Subject: [WSFA] Rappelling Engineers!
Reply-To: WSFA members <WSFAlist at KeithLynch.net>

http://www.scientificamerican.com/article.cfm?id=engineers-to-rappel-down=
-cracked-wa

mjw