There were two varieties of aliens—blue and bluer—but not as blue as the Earthmen! Even if I'm only a space pilot, I'm not dumb. I mean I'm not that dumb. I admit that Dr. Ellik and Dr. Chon outrank me, because that's the way it's got to be. A pilot is only an expendable part. But I had been the first one to see the natives on this planet, and I was the first one to point out that they came in two attractive shades of blue, light blue and dark blue. Four Indigos were carrying an Azure. I called