Hmmm...I can't find it either, but it's been a while since I was looking for it...but I did find a buncha other articles:

http://msdn.microsoft.com/vfoxpro/technical/articles/comactivex.asp

>>While it's not a book, there is a whitepaper available at http://msdn.microsoft.com/vfoxpro Advanced Visual FoxPro Servers by Calvin Hsia that is very good at describing COM servers.
>>
>>>are there any good books on creating com and dcom objects with vfp and actually making the objects work?
>
>John, can you verify that title and URL? I see nothing in the download section like that. And I just got new glasses! :>)