Deletion of Gerina Dunwich

Comment: appears to be quite https://www.librarything.com/author/dunwichgerina a prolific author, and at least one of her books https://www.worldcat.org/title/herbal-magick-a-witchs-guide-to-herbal-folklore-and-enchantments/oclc/47893198?referer=di&ht=edition ''Herbal Magick'' is held by a large number of libraries (over 450, yes this includes ebook), but where are the |useable reviews
Stance: comment
Cited policy: Wikipedia:Reliable sources (WP:RS)