Was George Orwell an Optimist?
The Herbie Nichols Project - Dr. Cyclops' Dream
Also, that's the old SPI version. Looks like it was left out of the new version. At least, my copy is missing it.
SPI is the only version I've ever seen. The representative image at the top of the page looks like the SPI version too, unless my memory is playing tricks on me, and it wasn't clear from your post that you were talking about a Decision reprint. Sorry to hear your copy is missing that.