* There's a typo in the name: Double-check the spelling. Perhaps it's a different name like "Anthony Walsh" or "Antony Wall"?
* The author is relatively unknown: If they're a niche or unpublished author, finding information about their work could be challenging.
* They use a pen name: The author may have chosen to write under a pseudonym, making it difficult to trace their work to their real name.
To find more information, you'll need to provide more context. For example:
* What genre are you looking for?
* Do you remember any specific books or titles?
* Do you know anything about the author's background?
With more information, I might be able to help you find the works of "Anthony Wall".