Date: Sat, 22 Nov 1997 08:56:10 -0400 (AST) Subject: Request Date: Sat, 15 Nov 1997 01:01:43 +0500 From: SXCC Please let me know if an electronic version of an introductory material is available on Elementary Toposes. I am also available at the e-mail address : sxclg@giascl01.vsnl.net.in Partha Pratim Ghosh