Almost Missed

Microsoft.Office.Interop.Word.Document openDocument = wordApplication.Documents.Open(
    ref path,
    ref missing, ref missing, ref missing, ref missing,
    ref missing, ref missing, ref missing, ref missing,
    ref missing, ref missing, ref missing, ref missing,
    ref missing, ref missing, ref missing);

Dummy 1, 2, …, n

Expect more “dummy” members in future releases of the Microsoft Office Word 2007 PIA ApplicationClass! Is a shame they aren’t documented.