Restored hi-res artwork by Tom Walker, originally split across two pages for the short article “Sherlock Holmes and Science Fiction”, New Frontiers fanzine, August 1960.
It trailed a forthcoming anthology book titled The Science-fictional Sherlock Holmes, which had the same illustration on its cover and which now appears to be rather rare and collectable…
The authors apparently “Knew Their Stuff about the Holmes conventions and respected them” according to one reviewer, in contrast to later anthology plumpers.