If you are thinking of a different author or a piece titled "Ghost Cat" (e.g., from an anthology, folklore collection, or indie press), the "solid content" depends on what you're looking for:
It sounds like you're referencing — possibly asking if it has solid content (i.e., well-written, substantial, or worth reading). ghost cat donna hill
However, is a known children's picture book by Beverley A. B. (Beverley Brenna) with illustrations by Chris Korwin — not Donna Hill. If you are thinking of a different author