--- sites.tex.orig      2005-07-19 23:30:59.000001000 -0400
+++ sites.tex   2005-07-19 23:30:49.000001000 -0400
@@ -61,7 +61,7 @@
 \label{section-introduction}

 \noindent
-The notion of a site was introduced by Grothendieck to be able to sudy
+The notion of a site was introduced by Grothendieck to be able to study
 sheaves in the \'etale topology of schemes. The basic reference for this
 notion is perhaps \cite{SGA4}.