diff -r 41dff1b862bf -r 381fdcab0f36 doc-src/TutorialI/Protocol/Event.thy
--- a/doc-src/TutorialI/Protocol/Event.thy	Mon May 02 22:19:28 2011 +0200
+++ b/doc-src/TutorialI/Protocol/Event.thy	Mon May 02 22:31:46 2011 +0200
@@ -1,5 +1,4 @@
 (*  Title:      HOL/Auth/Event
-    ID:         $Id$
     Author:     Lawrence C Paulson, Cambridge University Computer Laboratory
     Copyright   1996  University of Cambridge