It's possible that:
* The name is misspelled: There may be a slight variation in the spelling.
* The author is not widely known: They may have published independently or under a different name.
* The author uses a pen name: Rosemary Ross Skinner could be a pseudonym.
To find more information, you could try:
* Searching online databases: Websites like WorldCat or LibraryThing might list works by this author.
* Checking with a local librarian: Librarians often have access to resources that could help.
* Searching social media: It's possible the author has a presence on platforms like Twitter, Facebook, or Goodreads.
Let me know if you have any further details about the author or their work, and I'll see if I can be of more help.