diff --git a/htroot/IndexDeletion_p.html b/htroot/IndexDeletion_p.html
index 1b9ec9000..1fee30ad6 100644
--- a/htroot/IndexDeletion_p.html
+++ b/htroot/IndexDeletion_p.html
@@ -108,6 +108,14 @@
       <legend>Delete by Solr Query</legend>
       <p>This is the most generic option: select a set of documents using a solr query.</p>
       <dl>
+        <dt>Core</dt>
+        <dd>
+        <select id="core" name="core" onchange='submit()'>
+          #{cores}#
+            <option value="#[name]#" #(selected)#::selected="selected"#(/selected)#>#[name]#</option>
+          #{/cores}#
+        </select>
+        </dd>
         <dt>q=</dt>
         <dd>
         <input type="text" name="querydelete" id="querydelete" value="#[querydelete]#" size="96" maxlength="1024" onClick="d=document.getElementById('engage-querydelete');d.disabled=true;d.className='btn btn-default';"/>
diff --git a/htroot/IndexDeletion_p.java b/htroot/IndexDeletion_p.java
index 6afb16118..748633dc5 100644
--- a/htroot/IndexDeletion_p.java
+++ b/htroot/IndexDeletion_p.java
@@ -55,6 +55,9 @@ public class IndexDeletion_p {
         SolrConnector webgraphConnector = sb.index.fulltext().getWebgraphConnector();
         if (post == null || post.size() == 0) defaultConnector.commit(false); // we must do a commit here because the user cannot see a proper count.
 
+        String schemaName = CollectionSchema.CORE_NAME;
+        if (post != null) schemaName = post.get("core", schemaName); 
+        
         // Delete by URL Matching
         String urldelete = post == null ? "" : post.get("urldelete", "");
         boolean urldelete_mm_subpath_checked = post == null ? true : post.get("urldelete-mm", "subpath").equals("subpath");
@@ -225,18 +228,20 @@ public class IndexDeletion_p {
         
         if (post != null && (post.containsKey("simulate-querydelete") || post.containsKey("engage-querydelete"))) {
             boolean simulate = post.containsKey("simulate-querydelete");
+
+            SolrConnector connector = schemaName.equals(CollectionSchema.CORE_NAME) ? defaultConnector : sb.index.fulltext().getWebgraphConnector();
             if (simulate) {
                 try {
-                    count = (int) defaultConnector.getCountByQuery(querydelete);
+                    count = (int) connector.getCountByQuery(querydelete);
                 } catch (final IOException e) {
                 }
                 prop.put("querydelete-active", count == 0 ? 2 : 1);
             } else {
                 try {
-                    ConcurrentLog.info("IndexDeletion", "delete by query \"" + querydelete + "\", size before deletion = " + defaultConnector.getSize());
-                    defaultConnector.deleteByQuery(querydelete);
-                    defaultConnector.commit(false);
-                    ConcurrentLog.info("IndexDeletion", "delete by query \"" + querydelete + "\", size after commit = " + defaultConnector.getSize());
+                    ConcurrentLog.info("IndexDeletion", "delete by query \"" + querydelete + "\", size before deletion = " + connector.getSize());
+                    connector.deleteByQuery(querydelete);
+                    connector.commit(false);
+                    ConcurrentLog.info("IndexDeletion", "delete by query \"" + querydelete + "\", size after commit = " + connector.getSize());
                     sb.tables.recordAPICall(post, "IndexDeletion_p.html", WorkTables.TABLE_API_TYPE_DELETION, "deletion, solr query, q = " + querydelete);
                 } catch (final IOException e) {
                 }
@@ -246,6 +251,13 @@ public class IndexDeletion_p {
         }
         prop.put("doccount", defaultConnector.getSize());
         
+
+        prop.put("cores_" + 0 + "_name", CollectionSchema.CORE_NAME);
+        prop.put("cores_" + 0 + "_selected", CollectionSchema.CORE_NAME.equals(schemaName) ? 1 : 0);
+        prop.put("cores_" + 1 + "_name", WebgraphSchema.CORE_NAME);
+        prop.put("cores_" + 1 + "_selected", WebgraphSchema.CORE_NAME.equals(schemaName) ? 1 : 0);
+        prop.put("cores", 2);
+        
         // return rewrite properties
         return prop;
     }