diff -r bd2701bd8142 -r 4ab820b387da server/src/app/Libraries/Mergers/CocoonTextRdfMerger.php
--- a/server/src/app/Libraries/Mergers/CocoonTextRdfMerger.php	Wed Feb 08 16:38:09 2017 +0100
+++ b/server/src/app/Libraries/Mergers/CocoonTextRdfMerger.php	Thu Feb 09 15:05:36 2017 +0100
@@ -105,5 +105,28 @@
             "http://purl.org/dc/terms/modified",
         ], $targetArray, $baseRes, $srcRes);
 
+        // Must handle created
+        $isBaseSound = false;
+        foreach ($baseRes->all("dc11:type","resource") as $resType) {
+            $type = $resType->getUri();
+            if($type === 'http://purl.org/dc/dcmitype/Sound') {
+                $isBaseSound = true;
+                break;
+            }
+        }
+        if($isBaseSound) {
+            // The base is Sound. In this case for http://purl.org/dc/terms/created,
+            // the sound takes over.
+            // The case to ensure is when there is no created info in the sound. We must make sure it stays that way
+            $srcCreated = $srcRes->get("<http://purl.org/dc/terms/created>");
+            $baseCreated = $baseRes->get("<http://purl.org/dc/terms/created>");
+
+            if(!is_null($srcCreated) && is_null($baseCreated)) {
+                // There is no created in sound. Remove created info from targetArray
+                unset($targetArray['http://purl.org/dc/terms/created']);
+            }
+        }
+
+
     }
 }