diff --git a/Code/Mantid/Framework/API/inc/MantidAPI/MDGeometry.h b/Code/Mantid/Framework/API/inc/MantidAPI/MDGeometry.h
index 284367eb62d6..4480d541a526 100644
--- a/Code/Mantid/Framework/API/inc/MantidAPI/MDGeometry.h
+++ b/Code/Mantid/Framework/API/inc/MantidAPI/MDGeometry.h
@@ -92,6 +92,9 @@ namespace API
 
     void transformDimensions(std::vector<double> & scaling, std::vector<double> & offset);
 
+    size_t getNumberTransformsToOriginal() const;
+    size_t getNumberTransformsFromOriginal() const;
+
     // --------------------------------------------------------------------------------------------
     ///@return the vector of the origin (in the original workspace) that corresponds to 0,0,0... in this workspace
     Mantid::Kernel::VMD & getOrigin()
diff --git a/Code/Mantid/Framework/API/src/MDGeometry.cpp b/Code/Mantid/Framework/API/src/MDGeometry.cpp
index eb19acb52494..00056b1f3ae5 100644
--- a/Code/Mantid/Framework/API/src/MDGeometry.cpp
+++ b/Code/Mantid/Framework/API/src/MDGeometry.cpp
@@ -512,6 +512,24 @@ namespace API
     return xmlBuilder.create();
   }
 
+  /**
+   * Get the number of transforms defined to the original coordinate system.
+   * @return The number of transforms.
+   */
+  size_t MDGeometry::getNumberTransformsToOriginal() const
+  {
+    return m_transforms_ToOriginal.size();
+  }
+
+  /**
+   * Get the number of transforms defined from the original coordinate system.
+   * @return The number of transforms.
+   */
+  size_t MDGeometry::getNumberTransformsFromOriginal() const
+  {
+    return m_transforms_FromOriginal.size();
+  }
+
 
 } // namespace Mantid
 } // namespace API
diff --git a/Code/Mantid/Framework/API/test/MDGeometryTest.h b/Code/Mantid/Framework/API/test/MDGeometryTest.h
index ff559c397f06..0763cb7250d5 100644
--- a/Code/Mantid/Framework/API/test/MDGeometryTest.h
+++ b/Code/Mantid/Framework/API/test/MDGeometryTest.h
@@ -207,8 +207,22 @@ class MDGeometryTest : public CxxTest::TestSuite
     AnalysisDataService::Instance().remove("MDGeometryTest_originalWS");
     TSM_ASSERT("Original workspace reference was deleted.", !g.hasOriginalWorkspace());
     TSM_ASSERT("Original workspace reference is cleared.", !g.getOriginalWorkspace());
+  }
 
+  void test_transforms_to_original()
+  {
+    MDGeometry g;
+    g.setTransformFromOriginal(new NullCoordTransform, 0);
+    g.setTransformFromOriginal(new NullCoordTransform, 1);
+    TSM_ASSERT_EQUALS("Wrong number of transforms from original reported.", 2, g.getNumberTransformsFromOriginal());
+  }
 
+  void test_transforms_from_original()
+  {
+    MDGeometry g;
+    g.setTransformToOriginal(new NullCoordTransform, 0);
+    g.setTransformToOriginal(new NullCoordTransform, 1);
+    TSM_ASSERT_EQUALS("Wrong number of transforms to original reported.", 2, g.getNumberTransformsToOriginal());
   }
 
 
diff --git a/Code/Mantid/Framework/MDEvents/src/QueryMDWorkspace.cpp b/Code/Mantid/Framework/MDEvents/src/QueryMDWorkspace.cpp
index 604d786b71a2..991057b9849c 100644
--- a/Code/Mantid/Framework/MDEvents/src/QueryMDWorkspace.cpp
+++ b/Code/Mantid/Framework/MDEvents/src/QueryMDWorkspace.cpp
@@ -264,7 +264,7 @@ namespace MDEvents
       output->cell<double>(rowCounter, cellIndex++) = it->getNormalizedError();
       output->cell<int>(rowCounter, cellIndex++) = int(it->getNumEvents());
       VMD center = it->getCenter();
-      const size_t numberOriginal = input->numOriginalWorkspaces();
+      const size_t numberOriginal = input->getNumberTransformsToOriginal();
       if(numberOriginal > 0)
       {
         const size_t index = numberOriginal -1;
diff --git a/Code/Mantid/Framework/PythonInterface/mantid/api/src/Exports/MDGeometry.cpp b/Code/Mantid/Framework/PythonInterface/mantid/api/src/Exports/MDGeometry.cpp
index 26c2bf40481e..2a5223040dd6 100644
--- a/Code/Mantid/Framework/PythonInterface/mantid/api/src/Exports/MDGeometry.cpp
+++ b/Code/Mantid/Framework/PythonInterface/mantid/api/src/Exports/MDGeometry.cpp
@@ -90,6 +90,13 @@ void export_MDGeometry()
     .def("getOrigin", (const Mantid::Kernel::VMD & (MDGeometry::*)() const)&MDGeometry::getOrigin,
          return_value_policy<copy_const_reference>(),
          "Returns the vector of the origin (in the original workspace) that corresponds to 0,0,0... in this workspace")
+
+    .def("getNumberTransformsFromOriginal", &MDGeometry::getNumberTransformsFromOriginal,
+        "Returns the number of transformations from original workspace coordinate systems")
+
+    .def("getNumberTransformsToOriginal", &MDGeometry::getNumberTransformsToOriginal,
+        "Returns the number of transformations to original workspace coordinate systems")
+
     ;
 }
 
diff --git a/Code/Mantid/MantidQt/API/src/MantidQwtIMDWorkspaceData.cpp b/Code/Mantid/MantidQt/API/src/MantidQwtIMDWorkspaceData.cpp
index 2a7c3b763b4f..a47255f1f992 100644
--- a/Code/Mantid/MantidQt/API/src/MantidQwtIMDWorkspaceData.cpp
+++ b/Code/Mantid/MantidQt/API/src/MantidQwtIMDWorkspaceData.cpp
@@ -325,21 +325,32 @@ void MantidQwtIMDWorkspaceData::setPreviewMode(bool preview)
 {
   m_preview = preview;
   // If the workspace has no original, then we MUST be in preview mode.
-  if (preview || (m_workspace->numOriginalWorkspaces() == 0))
+  const size_t nOriginalWorkspaces = m_workspace->numOriginalWorkspaces();
+  if (preview || (nOriginalWorkspaces == 0))
   {
     // Preview mode. No transformation.
     m_originalWorkspace = m_workspace;
-    m_transform = new NullCoordTransform(m_workspace->getNumDims());
   }
   else
   {
     // Refer to the last workspace = the intermediate in the case of MDHisto binning
-    size_t index = m_workspace->numOriginalWorkspaces()-1;
-    m_originalWorkspace = boost::dynamic_pointer_cast<IMDWorkspace>(m_workspace->getOriginalWorkspace(index));
-    CoordTransform * temp = m_workspace->getTransformToOriginal(index);
+    const size_t indexOfWS = nOriginalWorkspaces-1; // Get the last workspace
+    m_originalWorkspace = boost::dynamic_pointer_cast<IMDWorkspace>(m_workspace->getOriginalWorkspace(indexOfWS));
+  }
+
+  const size_t nTransformsToOriginal = m_workspace->getNumberTransformsToOriginal();
+  if (preview || (nTransformsToOriginal == 0))
+  {
+    m_transform = new NullCoordTransform(m_workspace->getNumDims());
+  }
+  else
+  {
+    const size_t indexOfTransform = nTransformsToOriginal-1; // Get the last transform
+    CoordTransform * temp = m_workspace->getTransformToOriginal(indexOfTransform);
     if (temp)
-      m_transform = temp->clone();
+          m_transform = temp->clone();
   }
+
   this->choosePlotAxis();
 }