What has the author John N Force written?

It seems you're asking about an author named "John N Force," but there is no readily identifiable author with that exact name.

It's possible that:

* The name is misspelled: Perhaps you meant a different name, like "John F. Force" or "John N. Force."

* The author is not widely known: They might be a self-published author or write in a niche genre.

* There might be a different John Force: There is a well-known drag racer named John Force, but he is not known for writing books.

To help me find the author you're looking for, please provide any additional information you have, such as:

* The book title or genre they write in

* Any other identifying details about the author

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