Sets or returns a boolean that represents whether or not Word will display revisions for this document.

 public boolean DisplayRevisions{ get; set; }
Public Property DisplayRevisions() As Boolean

This is set to true by default if TrackChanges is set to true.

          //--- Return DisplayRevisions
          bool displayRevisions = changeTracking.DisplayRevisions;

          //--- Set DisplayRevisions
          changeTracking.DisplayRevisions = false;
        
          '--- Return DisplayRevisions
          Dim displayRevisions As Boolean = changeTracking.DisplayRevisions

          '--- Set DisplayRevision
          changeTracking.DisplayRevisions = False