What has the author Robert Preston written?

There isn't a widely known author named "Robert Preston". It's possible the name is misspelled or the author you're looking for has a different pen name.

To help me find the author you're thinking of, could you provide:

* More information about the author: Do you know anything about their background, genre, or the type of books they write?

* A specific title or series: Do you remember a book or series by this author?

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