DJ: Whow! That was neat! Fortunately I have the day off today, so could take my time in following your instructions.
First: The file we are looking for was not one of the 4 unsigned files identified for my system.
Second: I was able to successfully register the file. The RegSvr32 message read, "Dll Register Server in C:/Windows/System32/wmadmod.dll succeeded.
Now what ?