diff --git a/src/java/com/threerings/media/tile/TileSetRepository.java b/src/java/com/threerings/media/tile/TileSetRepository.java
index 507ce0806..003d227e0 100644
--- a/src/java/com/threerings/media/tile/TileSetRepository.java
+++ b/src/java/com/threerings/media/tile/TileSetRepository.java
@@ -1,5 +1,5 @@
 //
-// $Id: TileSetRepository.java,v 1.2 2001/11/18 04:09:21 mdb Exp $
+// $Id: TileSetRepository.java,v 1.3 2001/11/29 00:12:11 mdb Exp $
 
 package com.threerings.media.tile;
 
@@ -14,6 +14,13 @@ import com.samskivert.io.PersistenceException;
  */
 public interface TileSetRepository
 {
+    /**
+     * Returns an iterator over the identifiers of all {@link TileSet}
+     * objects available.
+     */
+    public Iterator enumerateTileSetIds ()
+        throws PersistenceException;
+
     /**
      * Returns an iterator over all {@link TileSet} objects available.
      */
diff --git a/src/java/com/threerings/media/tile/bundle/TileSetBundle.java b/src/java/com/threerings/media/tile/bundle/TileSetBundle.java
index a96505b72..952a35d31 100644
--- a/src/java/com/threerings/media/tile/bundle/TileSetBundle.java
+++ b/src/java/com/threerings/media/tile/bundle/TileSetBundle.java
@@ -1,5 +1,5 @@
 //
-// $Id: TileSetBundle.java,v 1.2 2001/11/20 03:48:41 mdb Exp $
+// $Id: TileSetBundle.java,v 1.3 2001/11/29 00:13:42 mdb Exp $
 
 package com.threerings.media.tile.bundle;
 
@@ -54,6 +54,14 @@ public class TileSetBundle
         return (TileSet)get(tileSetId);
     }
 
+    /**
+     * Enumerates the tileset ids in this tileset bundle.
+     */
+    public Iterator enumerateTileSetIds ()
+    {
+        return keySet().iterator();
+    }
+
     /**
      * Enumerates the tilesets in this tileset bundle.
      */