--- versionedFile/versionedFile.py	2007/09/10 19:27:55	1.71
+++ versionedFile/versionedFile.py	2008/10/29 12:12:25	1.72
@@ -867,7 +867,20 @@ class versionedFile(CatalogAware,Folder)
                 lastVersion.versionNumber=1
         return lastVersion
     
-    
+    def getVersionNr(self,nr):
+        """Last Version"""
+        tmp=0
+        lastVersion=None
+        
+        
+        for version in self.ZopeFind(self):
+            
+            if hasattr(version[1],'versionNumber'):
+                
+                if int(version[1].versionNumber) ==nr :
+                    return version[1]
+           
+        return None
     def diff(self,data):
         """differenz between lastversion and data"""
         d=Differ()