From: utzoo!watmath!pcmcgeer Newsgroups: net.columbia Title: Re: Egyption Rivers Discoved by Columbia - (nf) Article-I.D.: watmath.3969 Posted: Thu Dec 2 14:14:25 1982 Received: Fri Dec 3 00:15:43 1982 References: hp-pcd.497 Sigh. You're right, of course. I had hoped that the riverbeds would serve as major channels, but I forgot that they must as well be conveniently placed. I hadn't thought about the other angle. That *is* exciting. Rick.