Deletion of Pither clan

Comment: This clan (if it is one) might appear in https://books.google.com/books?id=-aw3hRAX_DgC this book according to GBooks, though I can't find the exact word "pither" in it using its search box. Until someone cites a few sources,  is not met
Stance: delete
Cited policy: Wikipedia:Verifiability (WP:V)