diff --git a/src/diskfiles/dos33/catalogsector.cxx b/src/diskfiles/dos33/catalogsector.cxx
index 680cdab..aaf695c 100644
--- a/src/diskfiles/dos33/catalogsector.cxx
+++ b/src/diskfiles/dos33/catalogsector.cxx
@@ -36,10 +36,20 @@ FileDescriptiveEntry CatalogSector::makeFDE(int offset)
     fde.firstTSListSector.track = m_data->rawData()[offset + 0x00];
     fde.firstTSListSector.sector = m_data->rawData()[offset + 0x01];
     fde.fileTypeAndFlags = m_data->rawData()[offset + 0x02];
-    //fde.lengthInSectors = m_data->rawData()[offset + 0x21] + (m_data->rawData()[offset + 0x22] * 256);
     fde.lengthInSectors = makeWord( m_data->rawData()[offset + 0x21], m_data->rawData()[offset + 0x22]);
     for (int idx = 0x03; idx <= 0x20; idx++) {
         fde.filename.append(m_data->rawData()[idx+offset]);
     }
+    if (fde.firstTSListSector.track == 0xFF)
+    {
+        //TODO: Double check this stuff. applevision.dsk is a good example.
+        qDebug() << "File" << fde.filename.printable() << "is deleted";
+        fde.deleted = true;
+        qDebug() << fde.filename;
+        fde.firstTSListSector.track = m_data->rawData()[offset + 0x20];
+        qDebug() << "   New track: " <<  (quint8) fde.firstTSListSector.track;
+        qDebug() << "   Sector: " << fde.firstTSListSector.sector;
+
+    }
     return fde;
 }
diff --git a/src/diskfiles/dos33/diskfile.cxx b/src/diskfiles/dos33/diskfile.cxx
index 5efe107..16cd53b 100644
--- a/src/diskfiles/dos33/diskfile.cxx
+++ b/src/diskfiles/dos33/diskfile.cxx
@@ -30,6 +30,14 @@ DiskFile::~DiskFile()
 bool DiskFile::read(QString filename)
 {
     m_imageName = QFileInfo(filename).fileName();
+    if (m_imageName.toUpper().contains(".D13"))
+    {
+        m_sectors_per_track = 13;
+    }
+    else
+    {
+        m_sectors_per_track = 16;
+    }
 
     QFile infile(filename);
     QCryptographicHash hash(QCryptographicHash::Md5);
@@ -40,7 +48,7 @@ bool DiskFile::read(QString filename)
         QDataStream qds(contents);
         for (int track = 0; track < 35; track++)
         {
-            for (int sector = 0; sector < 16; sector++)
+            for (int sector = 0; sector < m_sectors_per_track; sector++)
             {
                 char buffer[256];
                 if (qds.readRawData(buffer,256) == 256)
diff --git a/src/diskfiles/dos33/diskfile.h b/src/diskfiles/dos33/diskfile.h
index 8a3ad2e..fa1e163 100644
--- a/src/diskfiles/dos33/diskfile.h
+++ b/src/diskfiles/dos33/diskfile.h
@@ -47,6 +47,7 @@ private:
     QByteArray m_hash;
 
     QString m_imageName;
+    quint8 m_sectors_per_track;
 
 };
 
diff --git a/src/diskfiles/dos33/filedescriptiveentry.h b/src/diskfiles/dos33/filedescriptiveentry.h
index 7143353..c3269b5 100644
--- a/src/diskfiles/dos33/filedescriptiveentry.h
+++ b/src/diskfiles/dos33/filedescriptiveentry.h
@@ -10,6 +10,13 @@ struct FileDescriptiveEntry {
     int fileTypeAndFlags;
     AppleString filename;
     quint16 lengthInSectors;
+    bool deleted;
+
+    FileDescriptiveEntry() {
+        fileTypeAndFlags = 0;
+        lengthInSectors = 0;
+        deleted = false;
+    }
 
     bool operator<(const FileDescriptiveEntry& f1) const {
         return f1.filename < filename;
diff --git a/src/ui/catalogwidget.cxx b/src/ui/catalogwidget.cxx
index 026681f..444db5d 100644
--- a/src/ui/catalogwidget.cxx
+++ b/src/ui/catalogwidget.cxx
@@ -82,7 +82,6 @@ void CatalogWidget::processNewlyLoadedDisk(QString diskfilename, DiskFile *disk)
             QString filetype = fde.fileType();
             QString filename = AppleString(fde.filename).printable().trimmed();
             quint16 size = fde.lengthInSectors;
-            qDebug() << "SIZE: " << size;
             bool locked = fde.isLocked();
             QString sizeStr = QString("%1").arg(size,5,10,QChar(' ')).toUpper();
             QString text = QString("%1 %2 %3 %4").arg(locked?"*":" ").arg(sizeStr).arg(filetype).arg(filename);
diff --git a/src/ui/viewers/applesoftfileviewer.cxx b/src/ui/viewers/applesoftfileviewer.cxx
index 923e53d..b07b4bb 100644
--- a/src/ui/viewers/applesoftfileviewer.cxx
+++ b/src/ui/viewers/applesoftfileviewer.cxx
@@ -59,7 +59,7 @@ bool ApplesoftFileViewer::makeMenuOptions(QMenu *menu)
 
     if (!m_showIntsAction)
     {
-        m_showIntsAction = new QAction("Show Ints as &Hex",menu);
+        m_showIntsAction = new QAction("Show Ints as &Hex",this);
         m_showIntsAction->setCheckable(true);
         m_showIntsAction->setChecked(settings.value("ASViewer.intsAsHex",false).toBool());
         setIntsAsHex(settings.value("ASViewer.intsAsHex",false).toBool(),NoReformat);
@@ -70,7 +70,7 @@ bool ApplesoftFileViewer::makeMenuOptions(QMenu *menu)
 
     if (!m_reindentCodeAction)
     {
-    m_reindentCodeAction = new QAction("&Indent code",menu);
+    m_reindentCodeAction = new QAction("&Indent code",this);
     m_reindentCodeAction->setCheckable(true);
     m_reindentCodeAction->setChecked(settings.value("ASViewer.indentCode",false).toBool());
     setIndentCode(settings.value("ASViewer.indentCode",false).toBool(),NoReformat);
@@ -81,7 +81,7 @@ bool ApplesoftFileViewer::makeMenuOptions(QMenu *menu)
 
     if (!m_blankAfterReturnsAction)
     {
-    m_blankAfterReturnsAction = new QAction("Blank &Line after RETURNs",menu);
+    m_blankAfterReturnsAction = new QAction("Blank &Line after RETURNs",this);
     m_blankAfterReturnsAction->setCheckable(true);
     m_blankAfterReturnsAction->setChecked(settings.value("ASViewer.breakAfterReturn",false).toBool());
     setIndentCode(settings.value("ASViewer.breakAfterReturn",false).toBool(),NoReformat);
@@ -92,7 +92,7 @@ bool ApplesoftFileViewer::makeMenuOptions(QMenu *menu)
 
     if (!m_showCtrlCharsAction)
     {
-    m_showCtrlCharsAction = new QAction("Show &Control Characters",menu);
+    m_showCtrlCharsAction = new QAction("Show &Control Characters",this);
     m_showCtrlCharsAction->setCheckable(true);
     m_showCtrlCharsAction->setChecked(settings.value("ASViewer.showCtrlChars",false).toBool());
     setIndentCode(settings.value("ASViewer.showCtrlChars",false).toBool(),NoReformat);
@@ -106,7 +106,7 @@ bool ApplesoftFileViewer::makeMenuOptions(QMenu *menu)
 
     if (!m_wordWrapAction)
     {
-    m_wordWrapAction = new QAction("&Word Wrap");
+    m_wordWrapAction = new QAction("&Word Wrap",this);
     m_wordWrapAction->setCheckable(true);
     m_wordWrapAction->setChecked(settings.value("ASViewer.WordWrap",true).toBool());
     toggleWordWrap(settings.value("ASViewer.WordWrap",true).toBool());
@@ -116,7 +116,7 @@ bool ApplesoftFileViewer::makeMenuOptions(QMenu *menu)
 
     if (!m_syntaxHighlightingAction)
     {
-    m_syntaxHighlightingAction = new QAction("&Syntax Highlighting",menu);
+    m_syntaxHighlightingAction = new QAction("&Syntax Highlighting",this);
     m_syntaxHighlightingAction->setCheckable(true);
     m_syntaxHighlightingAction->setChecked(settings.value("ASViewer.syntaxHighlighting",false).toBool());
     setIndentCode(settings.value("ASViewer.syntaxHighlighting",false).toBool(),NoReformat);
@@ -131,7 +131,7 @@ bool ApplesoftFileViewer::makeMenuOptions(QMenu *menu)
 
     if (!m_showVarExplorerAction)
     {
-        m_showVarExplorerAction = new QAction("Show &Variable Explorer...",menu);
+        m_showVarExplorerAction = new QAction("Show &Variable Explorer...",this);
         m_showVarExplorerAction->setCheckable(false);
         connect(m_showVarExplorerAction, SIGNAL(triggered(bool)), SLOT(launchVarBrowser()));
     }
diff --git a/src/ui/viewers/viewerbase.cpp b/src/ui/viewers/viewerbase.cpp
index 3efcdc4..234c2bc 100644
--- a/src/ui/viewers/viewerbase.cpp
+++ b/src/ui/viewers/viewerbase.cpp
@@ -56,7 +56,10 @@ void ViewerBase::setFile(GenericFile *file)
     QString defaultViewerDescriptor;
 
     HexDumpViewer *hdv = new HexDumpViewer(0);
-    hdv->setFile(file);
+    if (dynamic_cast<ApplesoftFile*>(file))
+        hdv->setFile(file,0x801);  //TODO: Double check this offset.
+    else
+        hdv->setFile(file);
     descriptor = ("Hex Dump Viewer");
     addViewer(descriptor,hdv);
     defaultViewerDescriptor = descriptor;