diff --git a/LocomotivesAdvanced/LocomotivesAdvanced/MapsCollection.cs b/LocomotivesAdvanced/LocomotivesAdvanced/MapsCollection.cs
index d61ad2d..ca15daa 100644
--- a/LocomotivesAdvanced/LocomotivesAdvanced/MapsCollection.cs
+++ b/LocomotivesAdvanced/LocomotivesAdvanced/MapsCollection.cs
@@ -68,6 +68,12 @@
                 return null;
             }
         }
+        /// <summary>
+        /// Индексатор
+        /// </summary>
+        /// <param name="dictIndex">Индекс элемента словаря</param>
+        /// <param name="objIndex">Индекс объекта в элементе словаря</param>
+        /// <returns></returns>
         public IDrawningObject this[string dictIndex, int objIndex]
         {
             get