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Date: Mon, 07 Jul 1997 08:24:27 -0700
From: "Thomas D. Dean" <tomdean@ix.netcom.com>
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To: "Daniel \"the Bruce\" Keller" <dkeller@psln.com>
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Subject: Re: noninterlaced 75MHz refresh at 1024x768
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There is a doc, 'VideoModes.doc' which goes into great detail about
your problem and how to fix it.  The examples are great.

Ooops, I believe the title is:
The Hitchhiker's Guide to XFree86 Video Timings
and it may be obtained from:
http://www.ccil.org/~esr/xconfig/video-modes.html