What has the author Leone Letson Kasner written?

There is no widely known author named "Leone Letson Kasner." It's possible the name is misspelled or that the author writes under a different name.

To help you find information about an author, it's helpful to:

* Check for spelling errors: Double-check the name for any typos.

* Look for alternative spellings: Try different variations of the name, like using middle initials or different spellings.

* Search for books or articles: Use online resources like Goodreads, LibraryThing, or academic databases to search for books or articles by the author.

* Check publishing houses: If you know the author's genre or areas of expertise, you can try searching for their books on the websites of relevant publishers.

Please provide more information if you can, such as the genre the author writes in, any other details you know about them, or the specific title of a book they may have written. This will help in finding information about the author.