The diving features in The Wide World didn't always make the front cover but would still have very nice illustrations inside the magazine and I have a small selection to share with you. (Click for larger images).
Mike Noble is one of my favourite comic artists so I recognised his style as soon as I saw this piece:
You can see more of his Wide World illustrations here. I find it interesting that several of them feature a "rougher" style than I would normally associate with him but the one I've posted here looks much closer to his comic work.
This piece was split over two pages:
Thanks to Norman Boyd I can tell you that the artist on these next two pieces, both from the same article, is Cyril Holloway.