What has the author Lawrence G Gilligan written?

There is no known author named "Lawrence G Gilligan." It's possible that you've misremembered the name or there's a slight variation in the spelling.

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

* Any other details about the author or their works: Do you know what genre they write in? What kind of books have you seen them credited for?

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

With more information, I can help you find the author you're searching for.