Here is a brief essay by Robert M. Price where he describes himself as a "Christian atheist". (just included as a point of comparison)
http://www.robertmprice.mindvendor.c...mber__2006.htm
And this is a Youtube video with a reading of
The Portable Atheist edited by Christopher Hitchens. It contains a brief introduction on HPL and the Lovecraft letter he selected for this book.
https://www.youtube.com/watch?featur...&v=eSYhK6nXTcg