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From:	David Collier-Brown <davecb@nexus.yorku.ca>
To:	pok@nexus.yorku.ca
Subject: Latex source for backbones.tex
Cc:	zmailer@cs.toronto.edu
Message-Id: <93Feb18.084124est.9242@nexus.yorku.ca>
Date:	Thu, 18 Feb 1993 15:41:17 +0200