1984 Jemm, Son of Saturn Thumbnail

Here's a curiosity. At the bottom of the letters page for Jemm, Son of Saturn #5 (January, 1985) was this thumbnail image (2 thumbs by 4 thumbs according to my own digits) that appears to have been the basis for the Full Page House Ad used to promote the maxi-series. However, only the standing figure was shown against a black sky, where here we have two floating heads and a dynamic figure. I couldn't find a larger or clearer (or let's be honest, an any anything) online, so I decided to share what I had...