What has the author Mary Leslie written?

There is no widely known author named "Mary Leslie." It's possible you're thinking of a different name, or perhaps the author you're looking for uses a pen name.

To help me find the author you're looking for, could you provide more information, such as:

* The genre of their work: Is it fiction, non-fiction, poetry, etc.?

* Any specific titles or series they are known for: Do you remember any books or stories they've written?

* Any other details about the author: Do you know their nationality, time period they lived in, or any other relevant information?

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