diff --git a/apps/opencs/CMakeLists.txt b/apps/opencs/CMakeLists.txt
index 4ef4f93c7..5a9e1e99c 100644
--- a/apps/opencs/CMakeLists.txt
+++ b/apps/opencs/CMakeLists.txt
@@ -5,7 +5,7 @@ set (OPENCS_SRC
     model/doc/documentmanager.cpp model/doc/document.cpp
 
     model/world/universalid.cpp model/world/idcollection.cpp model/world/data.cpp model/world/idtable.cpp
-    model/world/commands.cpp model/world/idtableproxymodel.cpp
+    model/world/commands.cpp model/world/idtableproxymodel.cpp model/world/record.cpp
 
     view/doc/viewmanager.cpp view/doc/view.cpp view/doc/operations.cpp view/doc/operation.cpp
 
diff --git a/apps/opencs/model/world/columns.hpp b/apps/opencs/model/world/columns.hpp
index 483ce929d..188d3a2ac 100644
--- a/apps/opencs/model/world/columns.hpp
+++ b/apps/opencs/model/world/columns.hpp
@@ -57,9 +57,14 @@ namespace CSMWorld
             return static_cast<int> (record.mState);
         }
 
+        virtual void set (Record<ESXRecordT>& record, const QVariant& data)
+        {
+            record.mState = static_cast<RecordBase::State> (data.toInt());
+        }
+
         virtual bool isEditable() const
         {
-            return false;
+            return true;
         }
     };
 }
diff --git a/apps/opencs/model/world/commands.cpp b/apps/opencs/model/world/commands.cpp
index 7bb76acd0..96a1b639c 100644
--- a/apps/opencs/model/world/commands.cpp
+++ b/apps/opencs/model/world/commands.cpp
@@ -4,6 +4,7 @@
 #include <QAbstractTableModel>
 
 #include "idtableproxymodel.hpp"
+#include "idtable.hpp"
 
 CSMWorld::ModifyCommand::ModifyCommand (QAbstractItemModel& model, const QModelIndex& index,
     const QVariant& new_, QUndoCommand *parent)
@@ -38,4 +39,37 @@ void CSMWorld::CreateCommand::redo()
 void CSMWorld::CreateCommand::undo()
 {
     mModel.removeRow (mModel.getModelIndex (mId, 0).row());
+}
+
+CSMWorld::RevertCommand::RevertCommand (IdTable& model, const std::string& id, QUndoCommand *parent)
+: QUndoCommand (parent), mModel (model), mId (id), mOld (0)
+{
+    setText (("Revert record " + id).c_str());
+
+    mOld = model.getRecord (id).clone();
+}
+
+CSMWorld::RevertCommand::~RevertCommand()
+{
+    delete mOld;
+}
+
+void CSMWorld::RevertCommand::redo()
+{
+    QModelIndex index = mModel.getModelIndex (mId, 1);
+    RecordBase::State state = static_cast<RecordBase::State> (mModel.data (index).toInt());
+
+    if (state==RecordBase::State_ModifiedOnly)
+    {
+        mModel.removeRows (index.row(), 1);
+    }
+    else
+    {
+        mModel.setData (index, static_cast<int> (RecordBase::State_BaseOnly));
+    }
+}
+
+void CSMWorld::RevertCommand::undo()
+{
+    mModel.setRecord (*mOld);
 }
\ No newline at end of file
diff --git a/apps/opencs/model/world/commands.hpp b/apps/opencs/model/world/commands.hpp
index 50b9045c6..e916d05c9 100644
--- a/apps/opencs/model/world/commands.hpp
+++ b/apps/opencs/model/world/commands.hpp
@@ -15,6 +15,8 @@ class QAbstractItemModel;
 namespace CSMWorld
 {
     class IdTableProxyModel;
+    class IdTable;
+    class RecordBase;
 
     class ModifyCommand : public QUndoCommand
     {
@@ -46,6 +48,27 @@ namespace CSMWorld
 
             virtual void undo();
     };
+
+    class RevertCommand : public QUndoCommand
+    {
+            IdTable& mModel;
+            std::string mId;
+            RecordBase *mOld;
+
+            // not implemented
+            RevertCommand (const RevertCommand&);
+            RevertCommand& operator= (const RevertCommand&);
+
+        public:
+
+            RevertCommand (IdTable& model, const std::string& id, QUndoCommand *parent = 0);
+
+            virtual ~RevertCommand();
+
+            virtual void redo();
+
+            virtual void undo();
+    };
 }
 
 #endif
\ No newline at end of file
diff --git a/apps/opencs/model/world/idcollection.hpp b/apps/opencs/model/world/idcollection.hpp
index e4bb31dbe..50afa715e 100644
--- a/apps/opencs/model/world/idcollection.hpp
+++ b/apps/opencs/model/world/idcollection.hpp
@@ -71,6 +71,25 @@ namespace CSMWorld
             virtual void removeRows (int index, int count) = 0;
 
             virtual void appendBlankRecord (const std::string& id) = 0;
+
+            virtual int searchId (const std::string& id) const = 0;
+            ////< Search record with \a id.
+            /// \return index of record (if found) or -1 (not found)
+
+            virtual void replace (int index, const RecordBase& record) = 0;
+            ///< If the record type does not match, an exception is thrown.
+            ///
+            /// \attention \a record must not change the ID.
+
+            virtual void appendRecord (const RecordBase& record) = 0;
+            ///< If the record type does not match, an exception is thrown.
+
+            virtual std::string getId (const RecordBase& record) const = 0;
+            ///< Return ID for \a record.
+            ///
+            /// \attention Throw san exception, if the type of \a record does not match.
+
+            virtual const RecordBase& getRecord (const std::string& id) const = 0;
     };
 
     ///< \brief Collection of ID-based records
@@ -120,6 +139,25 @@ namespace CSMWorld
 
             virtual void appendBlankRecord (const std::string& id);
 
+            virtual int searchId (const std::string& id) const;
+            ////< Search record with \a id.
+            /// \return index of record (if found) or -1 (not found)
+
+            virtual void replace (int index, const RecordBase& record);
+            ///< If the record type does not match, an exception is thrown.
+            ///
+            /// \attention \a record must not change the ID.
+
+            virtual void appendRecord (const RecordBase& record);
+            ///< If the record type does not match, an exception is thrown.
+
+            virtual std::string getId (const RecordBase& record) const;
+            ///< Return ID for \a record.
+            ///
+            /// \attention Throw san exception, if the type of \a record does not match.
+
+            virtual const RecordBase& getRecord (const std::string& id) const;
+
             void addColumn (Column<ESXRecordT> *column);
     };
 
@@ -174,12 +212,12 @@ namespace CSMWorld
     template<typename ESXRecordT>
     int  IdCollection<ESXRecordT>::getIndex (const std::string& id) const
     {
-        std::map<std::string, int>::const_iterator iter = mIndex.find (id);
+        int index = searchId (id);
 
-        if (iter==mIndex.end())
+        if (index==-1)
             throw std::runtime_error ("invalid ID: " + id);
 
-        return iter->second;
+        return index;
     }
 
     template<typename ESXRecordT>
@@ -268,6 +306,49 @@ namespace CSMWorld
         record.blank();
         add (record);
     }
+
+    template<typename ESXRecordT>
+    int IdCollection<ESXRecordT>::searchId (const std::string& id) const
+    {
+        std::string id2;
+
+        std::transform (id.begin(), id.end(), std::back_inserter (id2),
+            (int(*)(int)) std::tolower);
+
+        std::map<std::string, int>::const_iterator iter = mIndex.find (id2);
+
+        if (iter==mIndex.end())
+            return -1;
+
+        return iter->second;
+    }
+
+    template<typename ESXRecordT>
+    void IdCollection<ESXRecordT>::replace (int index, const RecordBase& record)
+    {
+        mRecords.at (index) = dynamic_cast<const Record<ESXRecordT>&> (record);
+    }
+
+    template<typename ESXRecordT>
+    void IdCollection<ESXRecordT>::appendRecord (const RecordBase& record)
+    {
+        mRecords.push_back (dynamic_cast<const Record<ESXRecordT>&> (record));
+        mIndex.insert (std::make_pair (getId (record), mRecords.size()-1));
+    }
+
+    template<typename ESXRecordT>
+    std::string IdCollection<ESXRecordT>::getId (const RecordBase& record) const
+    {
+        const Record<ESXRecordT>& record2 = dynamic_cast<const Record<ESXRecordT>&> (record);
+        return (record2.isModified() ? record2.mModified : record2.mBase).mId;
+    }
+
+    template<typename ESXRecordT>
+    const RecordBase& IdCollection<ESXRecordT>::getRecord (const std::string& id) const
+    {
+        int index = getIndex (id);
+        return mRecords.at (index);
+    }
 }
 
 #endif
diff --git a/apps/opencs/model/world/idtable.cpp b/apps/opencs/model/world/idtable.cpp
index 50a6953d6..a2b0a3c1f 100644
--- a/apps/opencs/model/world/idtable.cpp
+++ b/apps/opencs/model/world/idtable.cpp
@@ -56,7 +56,10 @@ bool CSMWorld::IdTable::setData ( const QModelIndex &index, const QVariant &valu
     if (mIdCollection->isEditable (index.column()) && role==Qt::EditRole)
     {
         mIdCollection->setData (index.row(), index.column(), value);
-        emit dataChanged (index, index);
+
+        emit dataChanged (CSMWorld::IdTable::index (index.row(), 0),
+            CSMWorld::IdTable::index (index.row(), mIdCollection->getColumns()-1));
+
         return true;
     }
 
@@ -101,4 +104,31 @@ void CSMWorld::IdTable::addRecord (const std::string& id)
 QModelIndex CSMWorld::IdTable::getModelIndex (const std::string& id, int column) const
 {
     return index (mIdCollection->getIndex (id), column);
+}
+
+void CSMWorld::IdTable::setRecord (const RecordBase& record)
+{
+    int index = mIdCollection->searchId (mIdCollection->getId (record));
+
+    if (index==-1)
+    {
+        int index = mIdCollection->getSize();
+
+        beginInsertRows (QModelIndex(), index, index);
+
+        mIdCollection->appendRecord (record);
+
+        endInsertRows();
+    }
+    else
+    {
+        mIdCollection->replace (index, record);
+        emit dataChanged (CSMWorld::IdTable::index (index, 0),
+            CSMWorld::IdTable::index (index, mIdCollection->getColumns()-1));
+    }
+}
+
+const CSMWorld::RecordBase& CSMWorld::IdTable::getRecord (const std::string& id) const
+{
+    return mIdCollection->getRecord (id);
 }
\ No newline at end of file
diff --git a/apps/opencs/model/world/idtable.hpp b/apps/opencs/model/world/idtable.hpp
index f95873c7a..deaebaa38 100644
--- a/apps/opencs/model/world/idtable.hpp
+++ b/apps/opencs/model/world/idtable.hpp
@@ -6,6 +6,7 @@
 namespace CSMWorld
 {
     class IdCollectionBase;
+    class RecordBase;
 
     class IdTable : public QAbstractTableModel
     {
@@ -41,6 +42,11 @@ namespace CSMWorld
             void addRecord (const std::string& id);
 
             QModelIndex getModelIndex (const std::string& id, int column) const;
+
+            void setRecord (const RecordBase& record);
+            ///< Add record or overwrite existing recrod.
+
+            const RecordBase& getRecord (const std::string& id) const;
     };
 }
 
diff --git a/apps/opencs/model/world/record.cpp b/apps/opencs/model/world/record.cpp
new file mode 100644
index 000000000..229985a8a
--- /dev/null
+++ b/apps/opencs/model/world/record.cpp
@@ -0,0 +1,21 @@
+
+#include "record.hpp"
+
+CSMWorld::RecordBase::~RecordBase() {}
+
+bool CSMWorld::RecordBase::RecordBase::isDeleted() const
+{
+    return mState==State_Deleted || mState==State_Erased;
+}
+
+
+bool CSMWorld::RecordBase::RecordBase::isErased() const
+{
+    return mState==State_Erased;
+}
+
+
+bool CSMWorld::RecordBase::RecordBase::isModified() const
+{
+    return mState==State_Modified || mState==State_ModifiedOnly;
+}
\ No newline at end of file
diff --git a/apps/opencs/model/world/record.hpp b/apps/opencs/model/world/record.hpp
index df93501f3..3b83836ab 100644
--- a/apps/opencs/model/world/record.hpp
+++ b/apps/opencs/model/world/record.hpp
@@ -15,20 +15,27 @@ namespace CSMWorld
             State_Deleted = 3, // exists in base, but has been deleted
             State_Erased = 4 // does not exist at all (we mostly treat that the same way as deleted)
         };
-    };
 
-    template <typename ESXRecordT>
-    struct Record : public RecordBase
-    {
-        ESXRecordT mBase;
-        ESXRecordT mModified;
         State mState;
 
+        virtual ~RecordBase();
+
+        virtual RecordBase *clone() const = 0;
+
         bool isDeleted() const;
 
         bool isErased() const;
 
         bool isModified() const;
+    };
+
+    template <typename ESXRecordT>
+    struct Record : public RecordBase
+    {
+        ESXRecordT mBase;
+        ESXRecordT mModified;
+
+        virtual RecordBase *clone() const;
 
         const ESXRecordT& get() const;
         ///< Throws an exception, if the record is deleted.
@@ -44,21 +51,9 @@ namespace CSMWorld
     };
 
     template <typename ESXRecordT>
-    bool Record<ESXRecordT>::isDeleted() const
-    {
-        return mState==State_Deleted || mState==State_Erased;
-    }
-
-    template <typename ESXRecordT>
-    bool Record<ESXRecordT>::isErased() const
-    {
-        return mState==State_Erased;
-    }
-
-    template <typename ESXRecordT>
-    bool Record<ESXRecordT>::isModified() const
+    RecordBase *Record<ESXRecordT>::clone() const
     {
-        return mState==State_Modified || mState==State_ModifiedOnly;
+        return new Record<ESXRecordT> (*this);
     }
 
     template <typename ESXRecordT>
diff --git a/apps/opencs/view/world/table.cpp b/apps/opencs/view/world/table.cpp
index 4f20d9fd2..dafcb95c0 100644
--- a/apps/opencs/view/world/table.cpp
+++ b/apps/opencs/view/world/table.cpp
@@ -11,6 +11,8 @@
 #include "../../model/world/data.hpp"
 #include "../../model/world/commands.hpp"
 #include "../../model/world/idtableproxymodel.hpp"
+#include "../../model/world/idtable.hpp"
+#include "../../model/world/record.hpp"
 
 namespace CSVWorld
 {
@@ -108,11 +110,16 @@ void  CSVWorld::CommandDelegate::setEditLock (bool locked)
 
  void CSVWorld::Table::contextMenuEvent (QContextMenuEvent *event)
 {
-     QMenu menu (this);
+    QModelIndexList selectedRows = selectionModel()->selectedRows();
+
+    QMenu menu (this);
 
     if (mCreateAction)
         menu.addAction (mCreateAction);
 
+    if (selectedRows.size()>0)
+        menu.addAction (mRevertAction);
+
     menu.exec (event->globalPos());
 }
 
@@ -120,9 +127,9 @@ CSVWorld::Table::Table (const CSMWorld::UniversalId& id, CSMWorld::Data& data, Q
     bool createAndDelete)
 : mUndoStack (undoStack), mCreateAction (0)
 {
-    QAbstractTableModel *model = data.getTableModel (id);
+    mModel = &dynamic_cast<CSMWorld::IdTable&> (*data.getTableModel (id));
 
-    int columns = model->columnCount();
+    int columns = mModel->columnCount();
 
     for (int i=0; i<columns; ++i)
     {
@@ -131,10 +138,10 @@ CSVWorld::Table::Table (const CSMWorld::UniversalId& id, CSMWorld::Data& data, Q
         setItemDelegateForColumn (i, delegate);
     }
 
-    mModel = new CSMWorld::IdTableProxyModel (this);
-    mModel->setSourceModel (model);
+    mProxyModel = new CSMWorld::IdTableProxyModel (this);
+    mProxyModel->setSourceModel (mModel);
 
-    setModel (mModel);
+    setModel (mProxyModel);
     horizontalHeader()->setResizeMode (QHeaderView::Interactive);
     verticalHeader()->hide();
     setSortingEnabled (true);
@@ -149,6 +156,10 @@ CSVWorld::Table::Table (const CSMWorld::UniversalId& id, CSMWorld::Data& data, Q
         connect (mCreateAction, SIGNAL (triggered()), this, SLOT (createRecord()));
         addAction (mCreateAction);
     }
+
+    mRevertAction = new QAction (tr ("Revert Record"), this);
+    connect (mRevertAction, SIGNAL (triggered()), this, SLOT (revertRecord()));
+    addAction (mRevertAction);
 }
 
 void CSVWorld::Table::setEditLock (bool locked)
@@ -166,5 +177,35 @@ void CSVWorld::Table::createRecord()
     std::ostringstream stream;
     stream << "id" << index++;
 
-    mUndoStack.push (new CSMWorld::CreateCommand (*mModel, stream.str()));
+    mUndoStack.push (new CSMWorld::CreateCommand (*mProxyModel, stream.str()));
+}
+
+void CSVWorld::Table::revertRecord()
+{
+    QModelIndexList selectedRows = selectionModel()->selectedRows();
+
+    std::vector<std::string> revertableIds;
+
+    for (QModelIndexList::const_iterator iter (selectedRows.begin()); iter!=selectedRows.end(); ++iter)
+    {
+        std::string id = mProxyModel->data (*iter).toString().toStdString();
+
+        CSMWorld::RecordBase::State state =
+            static_cast<CSMWorld::RecordBase::State> (mModel->data (mModel->getModelIndex (id, 1)).toInt());
+
+        if (state!=CSMWorld::RecordBase::State_BaseOnly)
+            revertableIds.push_back (id);
+    }
+
+    if (revertableIds.size()>0)
+    {
+        if (revertableIds.size()>1)
+            mUndoStack.beginMacro (tr ("Revert multiple records"));
+
+        for (std::vector<std::string>::const_iterator iter (revertableIds.begin()); iter!=revertableIds.end(); ++iter)
+            mUndoStack.push (new CSMWorld::RevertCommand (*mModel, *iter));
+
+        if (revertableIds.size()>1)
+            mUndoStack.endMacro();
+    }
 }
\ No newline at end of file
diff --git a/apps/opencs/view/world/table.hpp b/apps/opencs/view/world/table.hpp
index f07f3ff24..022d4f12a 100644
--- a/apps/opencs/view/world/table.hpp
+++ b/apps/opencs/view/world/table.hpp
@@ -13,6 +13,7 @@ namespace CSMWorld
     class Data;
     class UniversalId;
     class IdTableProxyModel;
+    class IdTable;
 }
 
 namespace CSVWorld
@@ -27,7 +28,9 @@ namespace CSVWorld
             std::vector<CommandDelegate *> mDelegates;
             QUndoStack& mUndoStack;
             QAction *mCreateAction;
-            CSMWorld::IdTableProxyModel *mModel;
+            QAction *mRevertAction;
+            CSMWorld::IdTableProxyModel *mProxyModel;
+            CSMWorld::IdTable *mModel;
 
         private:
 
@@ -43,6 +46,8 @@ namespace CSVWorld
         private slots:
 
             void createRecord();
+
+            void revertRecord();
     };
 }