Sendmail?

[Wolfgang G. Kuehnel]

>From article <677 at venice.SEDD.TRW.COM>, by waldorf at venice.SEDD.TRW.COM (Jerry Waldorf):
> 	If there is a book on how this stuff was desingned and how
> it operates that would be great.

I have heard about an article or book called:
	SENDMAIL - Installation and Oeration Guide
by a guy named Eric Allman. I'd like to have it too, but wasn't able
to find a source. Any help ?