diff -r bd2701bd8142 -r 4ab820b387da server/src/app/Libraries/Mergers/CocoonSoundRdfMerger.php
--- a/server/src/app/Libraries/Mergers/CocoonSoundRdfMerger.php	Wed Feb 08 16:38:09 2017 +0100
+++ b/server/src/app/Libraries/Mergers/CocoonSoundRdfMerger.php	Thu Feb 09 15:05:36 2017 +0100
@@ -159,7 +159,7 @@
             "http://purl.org/dc/terms/issued",
         ], $targetArray, $baseRes, $srcRes);
 
-        // Must handle modified
+        // Must handle modified and created
         $isBaseText = false;
         foreach ($baseRes->all("dc11:type","resource") as $resType) {
             $type = $resType->getUri();
@@ -171,7 +171,22 @@
         if($isBaseText) {
             // The base is Text. In this case for http://purl.org/dc/terms/mofified,
             // the sound takes over. So we switch baseRes with srcRes in the arguments
+            //print_r($targetArray);
+            //print_r($srcRes->get("<http://purl.org/dc/terms/created>"));
             $this->mergeProperties([], ["http://purl.org/dc/terms/mofified"], $targetArray, $srcRes, $baseRes);
+            // created must be handled separately
+            $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']);
+            } elseif (!is_null($srcCreated) && !is_null($baseCreated)) {
+                // Force Sound value into target array
+                $targetArray['http://purl.org/dc/terms/created'] = [
+                    $srcCreated->toRdfPhp()
+                ];
+            }
         }
 
     }