diff --git a/python/obitools3/obidms/_obidms.pxd b/python/obitools3/obidms/_obidms.pxd
index 1e791a2..ed440d2 100644
--- a/python/obitools3/obidms/_obidms.pxd
+++ b/python/obitools3/obidms/_obidms.pxd
@@ -9,8 +9,8 @@ from ._obitaxo          cimport OBI_Taxonomy
 
 cdef class OBIDMS_column:
 
-    cdef  str                column_name
     cdef  str                column_alias               # associated property: alias
+    cdef  str                original_name              # associated_property: original_name
     cdef  OBIDMS_column_p*   pointer
     cdef  OBIDMS             dms
     cdef  OBIView            view
diff --git a/python/obitools3/obidms/_obidms.pyx b/python/obitools3/obidms/_obidms.pyx
index bd497d3..314edea 100644
--- a/python/obitools3/obidms/_obidms.pyx
+++ b/python/obitools3/obidms/_obidms.pyx
@@ -97,7 +97,7 @@ cdef class OBIDMS_column :
         self.dms = view.dms
         self.view = view
         self.data_type = bytes2str(name_data_type((column_p.header).returned_data_type))
-        self.column_name = bytes2str((column_p.header).name)
+        self.original_name = bytes2str((column_p.header).name)
         self.column_alias = column_alias
         self.nb_elements_per_line = (column_p.header).nb_elements_per_line
         self.elements_names = (bytes2str((column_p.header).elements_names)).split(';')
@@ -136,7 +136,7 @@ cdef class OBIDMS_column :
     
     cpdef dict get_references(self):    # Make properties
         refs = {}
-        refs['name'] = self.column_name
+        refs['name'] = self.original_name
         refs['version'] = (self.pointer)[0].header.version
         return refs
     
@@ -148,7 +148,7 @@ cdef class OBIDMS_column :
         return to_print
 
     def __repr__(self) :
-        return (self.column_name + ", version " + str((self.pointer)[0].header.version) + ", data type: " + self.data_type)
+        return (self.column_alias + ", original name: " + self.original_name + ", version " + str((self.pointer)[0].header.version) + ", data type: " + self.data_type)
         
     cpdef close(self):
         if obi_close_column((self.pointer)[0]) < 0 :
@@ -177,6 +177,11 @@ cdef class OBIDMS_column :
     def data_type(self):
         return self.data_type
 
+    # original_name property getter
+    @property
+    def original_name(self):
+        return self.original_name
+
     @staticmethod
     cdef object get_subclass_type(OBIDMS_column_p column_p) :