What has the author John L Idol written?

There doesn't appear to be a well-known author named "John L Idol". It's possible there is a lesser-known author by that name, but without more information, it's impossible to find their works.

To help you find the author you're looking for, could you provide more details? For example:

* Full name: Is the author's full name John L. Idol or something different?

* Genre: What kind of books does the author write (fiction, non-fiction, etc.)?

* Specific book title: Do you know the name of any books they've written?

* Other information: Do you know anything else about the author, such as their nationality or the time period they wrote in?

With more information, I can help you find the author and their works.