What has the author Arnold Henry Hard written?

I could not find any information about an author named Arnold Henry Hard. It's possible that:

* The name is misspelled: Double-check the spelling to see if there are any errors.

* The author is not well-known: This could be a lesser-known author, perhaps writing in a specific genre or language.

* The name is a pseudonym: It's possible they use a different name for publication.

To help me find the author, please provide:

* Any other information about the author: Do you know their nationality, writing style, or the time period they wrote in?

* The title of any books they wrote: If you know the title of a book, it will be much easier to find the author.

With more information, I can try to find information about Arnold Henry Hard and their works.