Oh yes he does.
Actually this is from a great site, www.biggles.info, which has the front covers and illustrations from all 98 (!) Biggles books, along with plot summaries if you can't be bothered reading them all. (The covers are on the main page.) The main site, www.wejohns.com, gives the same treatment to all the other creations of Captain W.E. Johns,
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