Who wrote the adventure of jimmy maxwell?

There is no widely known or established fictional character or story called "The Adventure of Jimmy Maxwell." It's possible that you're thinking of a lesser-known story or a story that's not widely recognized.

Could you provide more details about the story you're thinking of? For example:

* What is the genre of the story? (e.g., fantasy, mystery, sci-fi)

* Do you know the approximate publication date?

* Do you remember any specific plot details or characters?

With more information, I might be able to help you track down the author!