What has the author Francis Hartman Markoe written?

There doesn't seem to be a widely known author named Francis Hartman Markoe. It's possible:

* The name is misspelled: Double-check the name for any errors.

* The author is less famous: They may have written under a different name, or their works are niche or unpublished.

* The author is not well-documented: Some authors leave little online trace.

To find out more, you could:

* Search for the name with specific details: Include possible dates, genres, or any other related information you have.

* Contact libraries or archives: They might have records of authors, especially if the name is local.

* Check online author databases: Sites like Goodreads and LibraryThing may have listings for less well-known authors.

Without more information, it's difficult to find out more about this author.