Thanks for kind words everyone. Believe it or not, the "Tent on Malolotja" was one of my first attempts at manipulation. If you look carefully at the pic of me, you'll see it has a green cast (3 different cameras for the 3 pics). I was too stoopit in those days to bother overly much with color correction. I also messed up the rope above my wife's head (and of course, who needs a white point!).
For those interested, the pic that Margulis used was the first Kudu here
http://users.iafrica.com/a/al/alancarr/Antelope.htm
BTW, I was a bit worried when this thread was moved off its original one. Thought there was a problem with the university's cache in that I couldn't find anything from Sharon's mail on. From the email from RetouchPro, I knew there were more