diff --git a/CSharpTranslator/antlr3/src/cs2j/CSharp/CommonWalker.cs b/CSharpTranslator/antlr3/src/cs2j/CSharp/CommonWalker.cs
new file mode 100644
index 0000000..5382d6e
--- /dev/null
+++ b/CSharpTranslator/antlr3/src/cs2j/CSharp/CommonWalker.cs
@@ -0,0 +1,22 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using Antlr.Runtime.Tree;
+using Antlr.Runtime;
+
+namespace RusticiSoftware.Translator.CSharp
+{
+    public class CommonWalker : TreeParser
+    {
+        protected CommonWalker(ITreeNodeStream input, RecognizerSharedState state)
+            : base(input, state)
+        { }
+        
+
+        protected void Debug(String s)
+        {
+            Console.Out.WriteLine(s);
+        }
+    }
+}
diff --git a/CSharpTranslator/antlr3/src/cs2j/CSharp/SignatureExtracter.g b/CSharpTranslator/antlr3/src/cs2j/CSharp/SignatureExtracter.g
new file mode 100644
index 0000000..1fbbbc8
--- /dev/null
+++ b/CSharpTranslator/antlr3/src/cs2j/CSharp/SignatureExtracter.g
@@ -0,0 +1,63 @@
+// SignatureExtracter.g
+//
+// Crawler that extracts the signatures (typereptemplates) from a CSharp AST 
+//
+// Kevin Glynn
+// kevin.glynn@twigletsoftware.com
+// June 2010
+  
+tree grammar SignatureExtracter;
+
+options {
+    tokenVocab=cs;
+    ASTLabelType=CommonTree;
+	language=CSharp2;
+	superClass='RusticiSoftware.Translator.CSharp.CommonWalker';
+	//backtrack=true;
+}
+
+@namespace { RusticiSoftware.Translator.CSharp }
+
+@header
+{
+	using System.Text;
+	using RusticiSoftware.Translator.CLR;
+}
+
+@members 
+{
+        // As we scan the AST we collect these features until
+		// we reach the end, then calculate the TypeRep and insert it into 
+		// the TypeEnv  
+        private IList<PropRepTemplate> Properties = new List<PropRepTemplate>();
+        private IList<MethodRepTemplate> Methods = new List<MethodRepTemplate>();
+		private IList<ConstructorRepTemplate> Constructors = new List<ConstructorRepTemplate>();
+        private IList<FieldRepTemplate> Fields = new List<FieldRepTemplate>();
+        private IList<CastRepTemplate> Casts = new List<CastRepTemplate>();
+}
+
+/********************************************************************************************
+                          Parser section
+*********************************************************************************************/
+
+///////////////////////////////////////////////////////
+compilation_unit: 
+	{ Debug("Debug: start"); } using_directives
+	;
+
+using_directives:
+    ^(USING_DIRECTIVE 'using' { Console.Out.WriteLine("Debug: using"); } namespace_name ';') 
+	;
+
+namespace_name:
+    ^(NAMESPACE_OR_TYPE_NAME namespace_component) 
+	;
+	
+namespace_component:
+    ^(NSTN identifier)
+	;
+
+identifier:
+    ^(ID id=IDENTIFIER { Console.Out.WriteLine("Identifier: " + id.Text);})
+	;
+
diff --git a/CSharpTranslator/antlr3/src/cs2j/CSharp/csCrawl.g b/CSharpTranslator/antlr3/src/cs2j/CSharp/csCrawl.g
index d109429..ad44ff7 100644
--- a/CSharpTranslator/antlr3/src/cs2j/CSharp/csCrawl.g
+++ b/CSharpTranslator/antlr3/src/cs2j/CSharp/csCrawl.g
@@ -44,7 +44,7 @@ namespace_component2:
 	;
 
 identifier2:
-    ^(ID id=IDENTIFIER { Console.Out.WriteLine("Identifier: " + id.Text);})
+    ^(ID IDENTIFIER { Console.Out.WriteLine("Identifier: " + $IDENTIFIER.Text);})
 	;
 
 compilation_unit:
diff --git a/CSharpTranslator/antlr3/src/cs2j/cs2j.csproj b/CSharpTranslator/antlr3/src/cs2j/cs2j.csproj
index 3cd6af7..4597719 100644
--- a/CSharpTranslator/antlr3/src/cs2j/cs2j.csproj
+++ b/CSharpTranslator/antlr3/src/cs2j/cs2j.csproj
@@ -57,6 +57,7 @@
     <Compile Include="AntlrUtils\AntlrUtils.cs" />
     <Compile Include="CLR\cs2j.cs" />
     <Compile Include="CLR\TypeRep.cs" />
+    <Compile Include="CSharp\CommonWalker.cs" />
     <Compile Include="CSharp\csCrawl.cs" />
     <Compile Include="CSharp\csLexer.cs" />
     <Compile Include="CSharp\csParser.cs" />
@@ -64,10 +65,12 @@
     <Compile Include="CSharp\minDriver.cs" />
     <Compile Include="CSharp\PreProcessor.cs" />
     <Compile Include="CLR\TranslationTemplate.cs" />
+    <Compile Include="CSharp\SignatureExtracter.cs" />
     <Compile Include="Properties\AssemblyInfo.cs" />
     <Compile Include="Utils\DirectoryHT.cs" />
   </ItemGroup>
   <ItemGroup>
+    <None Include="CSharp\SignatureExtracter.g" />
     <None Include="CSharp\csCrawl.g" />
     <None Include="CSharp\cs.g" />
   </ItemGroup>