MakeUseOf: How to Find a Book Without Knowing the Title or Author. “Tracking down that long-lost book is like a treasure hunt. In the old days, you could have asked the librarian. Today, search engines like Google have the librarian beat. Here are some tips to help you find a book without knowing the title or author.” “Have the librarian beat”…I don’t know about THAT… but there are a lot of tools here.