diff --git a/src/OrientatedItemFactory.php b/src/OrientatedItemFactory.php
index 920d6670..1fe4f595 100644
--- a/src/OrientatedItemFactory.php
+++ b/src/OrientatedItemFactory.php
@@ -323,8 +323,6 @@ protected function calculateAdditionalItemsPackedWithThisOrientation(
         $depthLeft,
         $currentRowLengthBeforePacking
     ) {
-        $packedCount = 0;
-
         $currentRowLength = max($prevItem->getLength(), $currentRowLengthBeforePacking);
 
         $itemsToPack = $nextItems->topN(8); // cap lookahead as this gets recursive and slow
@@ -373,9 +371,10 @@ protected function calculateAdditionalItemsPackedWithThisOrientation(
                 $itemsToPack->remove($packedItem);
             }
 
+            $packedCount = $nextItems->count() - $itemsToPack->count();
             $this->logger->debug('Lookahead with orientation', ['packedCount' => $packedCount, 'orientatedItem' => $prevItem]);
 
-            static::$lookaheadCache[$cacheKey] = $nextItems->count() - $itemsToPack->count();
+            static::$lookaheadCache[$cacheKey] = $packedCount;
         }
 
         return static::$lookaheadCache[$cacheKey];
diff --git a/src/VolumePacker.php b/src/VolumePacker.php
index e4e8fe4c..a68e3464 100644
--- a/src/VolumePacker.php
+++ b/src/VolumePacker.php
@@ -108,6 +108,7 @@ public function __construct(Box $box, ItemList $items)
         }
 
         $this->orientatedItemFactory = new OrientatedItemFactory($this->box);
+        $this->orientatedItemFactory->setLogger($this->logger);
     }
 
     /**
@@ -152,7 +153,7 @@ public function pack()
             $this->stabiliseLayers();
         }
 
-        $this->logger->debug('done with this box');
+        $this->logger->debug('done with this box ' . $this->box->getReference());
 
         return PackedBox::fromPackedItemList($this->box, $this->getPackedItemList());
     }
@@ -239,6 +240,7 @@ protected function packLayer($startDepth, $widthLeft, $lengthLeft, $depthLeft)
     public function stabiliseLayers()
     {
         $stabiliser = new LayerStabiliser();
+        $stabiliser->setLogger($this->logger);
         $this->layers = $stabiliser->stabilise($this->layers);
     }
 
diff --git a/src/WorkingVolume.php b/src/WorkingVolume.php
index 68bc8ccf..03564692 100644
--- a/src/WorkingVolume.php
+++ b/src/WorkingVolume.php
@@ -59,7 +59,7 @@ public function __construct(
      */
     public function getReference()
     {
-        return 'Working Volume';
+        return "Working Volume {$this->width}x{$this->length}x{$this->depth}";
     }
 
     /**