diff --git a/include/osgDB/Field b/include/osgDB/Field
deleted file mode 100644
index 4d9c3cb5c..000000000
--- a/include/osgDB/Field
+++ /dev/null
@@ -1,113 +0,0 @@
-/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2006 Robert Osfield 
- *
- * This library is open source and may be redistributed and/or modified under  
- * the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or 
- * (at your option) any later version.  The full license is in LICENSE file
- * included with this distribution, and on the openscenegraph.org website.
- * 
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the 
- * OpenSceneGraph Public License for more details.
-*/
-
-#ifndef OSGDB_FIELD
-#define OSGDB_FIELD 1
-
-#include <osgDB/Export>
-
-#include <string>
-
-namespace osgDB {
-
-class OSGDB_EXPORT Field
-{
-    public:
-
-        enum {
-            MIN_CACHE_SIZE = 256
-        };
-
-        Field();
-        Field(const Field& field);
-        virtual ~Field();
-
-        virtual Field& operator = (const Field& ic);
-
-        void reset();
-        void addChar(char c);
-        int getNoCharacters() const { return _fieldCacheSize; }
-
-        void setWithinQuotes(bool withinQuotes=true);
-        bool getWithinQuotes();
-
-        void setNoNestedBrackets(int no);
-        int getNoNestedBrackets();
-
-        enum FieldType
-        {
-            OPEN_BRACKET,
-            CLOSE_BRACKET,
-            STRING,
-            WORD,
-            REAL,
-            INTEGER,
-            BLANK,
-            UNINITIALISED
-        };
-
-        FieldType getFieldType() const;
-
-        bool isValid() const;
-
-        bool isOpenBracket() const;
-        bool isCloseBracket() const;
-
-        bool isWord() const;
-        bool matchWord(const char* str) const;
-        bool matchWord(const char* str,int noCharacters) const;
-
-        bool isString() const;
-        bool matchString(const char* str) const;
-        bool matchString(const char* str,int noCharacters) const;
-        bool isQuotedString() const;
-
-        const char* getStr() const;
-        char* takeStr();
-
-        bool isInt() const;
-        bool matchInt(int i) const;
-        bool getInt(int& i) const;
-
-        bool isUInt() const;
-        bool matchUInt(unsigned int i) const;
-        bool getUInt(unsigned int& i) const;
-
-        bool isFloat() const;
-        bool matchFloat(float f) const;
-        bool getFloat(float& f) const;
-        bool getFloat(double& f) const;
-
-        static FieldType calculateFieldType(const char* str,bool withinQuotes=false);
-
-    protected:
-
-        void _init();
-        void _free();
-        void _copy(const Field& ic);
-
-        int _fieldCacheCapacity;
-        int _fieldCacheSize;
-        char* _fieldCache;
-
-        mutable FieldType _fieldType;
-
-        bool _withinQuotes;
-
-        int _noNestedBrackets;
-
-};
-
-}
-
-#endif                                            // __SG_FIELD_H
diff --git a/include/osgDB/FieldReader b/include/osgDB/FieldReader
deleted file mode 100644
index b787eb58d..000000000
--- a/include/osgDB/FieldReader
+++ /dev/null
@@ -1,68 +0,0 @@
-/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2006 Robert Osfield 
- *
- * This library is open source and may be redistributed and/or modified under  
- * the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or 
- * (at your option) any later version.  The full license is in LICENSE file
- * included with this distribution, and on the openscenegraph.org website.
- * 
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the 
- * OpenSceneGraph Public License for more details.
-*/
-
-#ifndef OSGDB_FIELDREADER
-#define OSGDB_FIELDREADER 1
-
-#include <osgDB/Export>
-
-#include <istream>
-
-namespace osgDB {
-
-class Field;
-
-class OSGDB_EXPORT FieldReader
-{
-    public:
-
-        FieldReader();
-        FieldReader(const FieldReader& ic);
-        virtual ~FieldReader();
-
-        virtual FieldReader& operator = (const FieldReader& ic);
-
-        void attach(std::istream* input);
-        void detach();
-
-        virtual bool eof() const;
-
-        bool readField(Field& fieldPtr);
-        void ignoreField();
-        
-        /** no of unmatched `{' encountered so far in file*/
-        int getNoNestedBrackets() const;
-
-    private:
-
-        bool _readField(Field* fieldPtr);
-
-        void _init();
-        void _free();
-        void _copy(const FieldReader& ic);
-
-        std::istream* _fin;
-        bool _eof;
-
-        bool findStartOfNextField();
-
-        int _noNestedBrackets;
-
-        bool _delimiterEatLookUp[256];
-        bool _delimiterKeepLookUp[256];
-
-};
-
-}
-
-#endif                                            // __SG_FIELD_READER_H
diff --git a/include/osgDB/FieldReaderIterator b/include/osgDB/FieldReaderIterator
deleted file mode 100644
index c0f99351c..000000000
--- a/include/osgDB/FieldReaderIterator
+++ /dev/null
@@ -1,110 +0,0 @@
-/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2006 Robert Osfield 
- *
- * This library is open source and may be redistributed and/or modified under  
- * the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or 
- * (at your option) any later version.  The full license is in LICENSE file
- * included with this distribution, and on the openscenegraph.org website.
- * 
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the 
- * OpenSceneGraph Public License for more details.
-*/
-
-#ifndef OSGDB_FIELDREADERITERATOR
-#define OSGDB_FIELDREADERITERATOR 1
-
-#include <osg/Vec2f>
-#include <osg/Vec2f>
-#include <osg/Vec4f>
-#include <osg/Vec2d>
-#include <osg/Vec2d>
-#include <osg/Vec4d>
-
-#include <osgDB/Field>
-#include <osgDB/FieldReader>
-
-namespace osgDB {
-
-
-class OSGDB_EXPORT FieldReaderIterator
-{
-    public:
-
-        enum {
-            MINIMUM_FIELD_READER_QUEUE_SIZE = 10
-        };
-
-        FieldReaderIterator();
-        FieldReaderIterator(const FieldReaderIterator& ic);
-        virtual ~FieldReaderIterator();
-
-        FieldReaderIterator& operator = (const FieldReaderIterator& ic);
-
-        void attach(std::istream* input);
-        void detach();
-
-        virtual bool eof() const;
-
-        FieldReader& getFieldReader() { return _reader; }
-
-        void insert(int pos,Field* field);
-        void insert(int pos,const char* str);
-
-        Field& operator [] (int pos);
-        Field& field (int pos);
-
-        FieldReaderIterator& operator ++ ();
-        FieldReaderIterator& operator += (int no);
-
-        /** increments the iterator of the next simple field or
-          * whole block if the current field[0] is an open bracket */
-        void advanceOverCurrentFieldOrBlock();
-        void advanceToEndOfCurrentBlock();
-        void advanceToEndOfBlock(int noNestBrackets);
-
-        bool matchSequence(const char* str);
-        
-        bool readSequence(const char* keyword,std::string& value);
-        bool readSequence(const char* keyword,unsigned int& value);
-        bool readSequence(const char* keyword,int& value);
-        bool readSequence(const char* keyword,float& value);
-        bool readSequence(const char* keyword,osg::Vec2f& value);
-        bool readSequence(const char* keyword,osg::Vec3f& value);
-        bool readSequence(const char* keyword,osg::Vec4f& value);
-        bool readSequence(const char* keyword,osg::Vec2d& value);
-        bool readSequence(const char* keyword,osg::Vec3d& value);
-        bool readSequence(const char* keyword,osg::Vec4d& value);
-
-        bool readSequence(std::string& value);
-        bool readSequence(unsigned int& value);
-        bool readSequence(int& value);
-        bool readSequence(float& value);
-        bool readSequence(osg::Vec2f& value);
-        bool readSequence(osg::Vec3f& value);
-        bool readSequence(osg::Vec4f& value);
-        bool readSequence(osg::Vec2d& value);
-        bool readSequence(osg::Vec3d& value);
-        bool readSequence(osg::Vec4d& value);
-
-    private:
-
-        void _init();
-        void _free();
-        void _copy(const FieldReaderIterator& ic);
-
-        FieldReader _reader;
-
-        Field _blank;
-
-        Field* _previousField;
-
-        Field** _fieldQueue;
-        int _fieldQueueSize;
-        int _fieldQueueCapacity;
-
-};
-
-}
-
-#endif                                            // __OSGDB_FIELD_READER_QUEUE_H
diff --git a/include/osgDB/Input b/include/osgDB/Input
index 05e504540..2337c15e3 100644
--- a/include/osgDB/Input
+++ b/include/osgDB/Input
@@ -21,7 +21,6 @@
 #include <osg/StateAttribute>
 #include <osg/ArgumentParser>
 
-#include <osgDB/FieldReaderIterator>
 #include <osgDB/ReaderWriter>
 #include <osgDB/Options>
 
@@ -32,7 +31,217 @@ namespace osgDB {
 
 struct basic_type_wrapper;
 
-/** Class for managing the reading of ASCII .osg files.*/
+/** deprecated. */
+class OSGDB_EXPORT Field
+{
+    public:
+
+        enum {
+            MIN_CACHE_SIZE = 256
+        };
+
+        Field();
+        Field(const Field& field);
+        virtual ~Field();
+
+        virtual Field& operator = (const Field& ic);
+
+        void reset();
+        void addChar(char c);
+        int getNoCharacters() const { return _fieldCacheSize; }
+
+        void setWithinQuotes(bool withinQuotes=true);
+        bool getWithinQuotes();
+
+        void setNoNestedBrackets(int no);
+        int getNoNestedBrackets();
+
+        enum FieldType
+        {
+            OPEN_BRACKET,
+            CLOSE_BRACKET,
+            STRING,
+            WORD,
+            REAL,
+            INTEGER,
+            BLANK,
+            UNINITIALISED
+        };
+
+        FieldType getFieldType() const;
+
+        bool isValid() const;
+
+        bool isOpenBracket() const;
+        bool isCloseBracket() const;
+
+        bool isWord() const;
+        bool matchWord(const char* str) const;
+        bool matchWord(const char* str,int noCharacters) const;
+
+        bool isString() const;
+        bool matchString(const char* str) const;
+        bool matchString(const char* str,int noCharacters) const;
+        bool isQuotedString() const;
+
+        const char* getStr() const;
+        char* takeStr();
+
+        bool isInt() const;
+        bool matchInt(int i) const;
+        bool getInt(int& i) const;
+
+        bool isUInt() const;
+        bool matchUInt(unsigned int i) const;
+        bool getUInt(unsigned int& i) const;
+
+        bool isFloat() const;
+        bool matchFloat(float f) const;
+        bool getFloat(float& f) const;
+        bool getFloat(double& f) const;
+
+        static FieldType calculateFieldType(const char* str,bool withinQuotes=false);
+
+    protected:
+
+        void _init();
+        void _free();
+        void _copy(const Field& ic);
+
+        int _fieldCacheCapacity;
+        int _fieldCacheSize;
+        char* _fieldCache;
+
+        mutable FieldType _fieldType;
+
+        bool _withinQuotes;
+
+        int _noNestedBrackets;
+
+};
+
+/** deprecated. */
+class OSGDB_EXPORT FieldReader
+{
+    public:
+
+        FieldReader();
+        FieldReader(const FieldReader& ic);
+        virtual ~FieldReader();
+
+        virtual FieldReader& operator = (const FieldReader& ic);
+
+        void attach(std::istream* input);
+        void detach();
+
+        virtual bool eof() const;
+
+        bool readField(Field& fieldPtr);
+        void ignoreField();
+
+        /** no of unmatched `{' encountered so far in file*/
+        int getNoNestedBrackets() const;
+
+    private:
+
+        bool _readField(Field* fieldPtr);
+
+        void _init();
+        void _free();
+        void _copy(const FieldReader& ic);
+
+        std::istream* _fin;
+        bool _eof;
+
+        bool findStartOfNextField();
+
+        int _noNestedBrackets;
+
+        bool _delimiterEatLookUp[256];
+        bool _delimiterKeepLookUp[256];
+
+};
+
+/** deprecated. */
+class OSGDB_EXPORT FieldReaderIterator
+{
+    public:
+
+        enum {
+            MINIMUM_FIELD_READER_QUEUE_SIZE = 10
+        };
+
+        FieldReaderIterator();
+        FieldReaderIterator(const FieldReaderIterator& ic);
+        virtual ~FieldReaderIterator();
+
+        FieldReaderIterator& operator = (const FieldReaderIterator& ic);
+
+        void attach(std::istream* input);
+        void detach();
+
+        virtual bool eof() const;
+
+        FieldReader& getFieldReader() { return _reader; }
+
+        void insert(int pos,Field* field);
+        void insert(int pos,const char* str);
+
+        Field& operator [] (int pos);
+        Field& field (int pos);
+
+        FieldReaderIterator& operator ++ ();
+        FieldReaderIterator& operator += (int no);
+
+        /** increments the iterator of the next simple field or
+          * whole block if the current field[0] is an open bracket */
+        void advanceOverCurrentFieldOrBlock();
+        void advanceToEndOfCurrentBlock();
+        void advanceToEndOfBlock(int noNestBrackets);
+
+        bool matchSequence(const char* str);
+
+        bool readSequence(const char* keyword,std::string& value);
+        bool readSequence(const char* keyword,unsigned int& value);
+        bool readSequence(const char* keyword,int& value);
+        bool readSequence(const char* keyword,float& value);
+        bool readSequence(const char* keyword,osg::Vec2f& value);
+        bool readSequence(const char* keyword,osg::Vec3f& value);
+        bool readSequence(const char* keyword,osg::Vec4f& value);
+        bool readSequence(const char* keyword,osg::Vec2d& value);
+        bool readSequence(const char* keyword,osg::Vec3d& value);
+        bool readSequence(const char* keyword,osg::Vec4d& value);
+
+        bool readSequence(std::string& value);
+        bool readSequence(unsigned int& value);
+        bool readSequence(int& value);
+        bool readSequence(float& value);
+        bool readSequence(osg::Vec2f& value);
+        bool readSequence(osg::Vec3f& value);
+        bool readSequence(osg::Vec4f& value);
+        bool readSequence(osg::Vec2d& value);
+        bool readSequence(osg::Vec3d& value);
+        bool readSequence(osg::Vec4d& value);
+
+    private:
+
+        void _init();
+        void _free();
+        void _copy(const FieldReaderIterator& ic);
+
+        FieldReader _reader;
+
+        Field _blank;
+
+        Field* _previousField;
+
+        Field** _fieldQueue;
+        int _fieldQueueSize;
+        int _fieldQueueCapacity;
+
+};
+
+/** deprecated. */
 class OSGDB_EXPORT Input : public FieldReaderIterator
 {
     public:
diff --git a/include/osgDB/Output b/include/osgDB/Output
index 24264c96e..a0b9e10e5 100644
--- a/include/osgDB/Output
+++ b/include/osgDB/Output
@@ -24,8 +24,7 @@
 
 namespace osgDB {
 
-/** ofstream wrapper class for adding support for indenting.
-    Used in output of .osg ASCII files to improve their readability.*/
+/** deprecated. */
 class OSGDB_EXPORT Output : public osgDB::ofstream
 {
     public:
diff --git a/include/osgWidget/StyleManager b/include/osgWidget/StyleManager
index b864c5012..a64eaf3bb 100644
--- a/include/osgWidget/StyleManager
+++ b/include/osgWidget/StyleManager
@@ -17,7 +17,7 @@
 #define OSGWIDGET_STYLE_MANAGER
 
 #include <map>
-#include <osgDB/FieldReaderIterator>
+#include <osgDB/Input>
 #include <osgWidget/Box>
 #include <osgWidget/Frame>
 #include <osgWidget/Input>
diff --git a/src/osgDB/CMakeLists.txt b/src/osgDB/CMakeLists.txt
index 2968ae658..6f53f93b1 100644
--- a/src/osgDB/CMakeLists.txt
+++ b/src/osgDB/CMakeLists.txt
@@ -34,9 +34,6 @@ SET(LIB_PUBLIC_HEADERS
     ${HEADER_PATH}/DotOsgWrapper
     ${HEADER_PATH}/DynamicLibrary
     ${HEADER_PATH}/Export
-    ${HEADER_PATH}/Field
-    ${HEADER_PATH}/FieldReader
-    ${HEADER_PATH}/FieldReaderIterator
     ${HEADER_PATH}/FileCache
     ${HEADER_PATH}/FileNameUtils
     ${HEADER_PATH}/FileUtils
diff --git a/src/osgDB/Field.cpp b/src/osgDB/Field.cpp
index 844830ec3..004623860 100644
--- a/src/osgDB/Field.cpp
+++ b/src/osgDB/Field.cpp
@@ -14,7 +14,7 @@
 #include <osg/Notify>
 #include <osg/Math>
 
-#include <osgDB/Field>
+#include <osgDB/Input>
 
 #include <string.h>
 #include <stdlib.h>
diff --git a/src/osgDB/FieldReader.cpp b/src/osgDB/FieldReader.cpp
index d6389a96a..61e97c8de 100644
--- a/src/osgDB/FieldReader.cpp
+++ b/src/osgDB/FieldReader.cpp
@@ -10,8 +10,9 @@
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the 
  * OpenSceneGraph Public License for more details.
 */
-#include <osgDB/Field>
-#include <osgDB/FieldReader>
+#include <osgDB/Input>
+#include <istream>
+
 #include <stdio.h>
 
 using namespace osgDB;
diff --git a/src/osgDB/FieldReaderIterator.cpp b/src/osgDB/FieldReaderIterator.cpp
index 1fe870e20..af52da973 100644
--- a/src/osgDB/FieldReaderIterator.cpp
+++ b/src/osgDB/FieldReaderIterator.cpp
@@ -10,7 +10,7 @@
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the 
  * OpenSceneGraph Public License for more details.
 */
-#include <osgDB/FieldReaderIterator>
+#include <osgDB/Input>
 
 using namespace osgDB;