What has the author Stephen O Muskie written?

There is no known author named Stephen O Muskie. It's possible there's a misspelling or a less common name variation.

Could you please double-check the name or provide any additional information, such as the genre or subject matter of the books you're looking for?

It's also possible that the author you're looking for has a different last name. If you know the author's first name, you can try searching for books by that author on websites like Goodreads or Amazon.