Deletion of Crowd

Comment: A  search in Gbooks alone indicates that GNG is met. Some source examples: https://books.google.com/books?id=_DNDCGkrAf0C&printsec=frontcover&dq=%22Crowds%22&hl=en&sa=X&ved=0ahUKEwjm4ITQp7TaAhVI04MKHd89D2sQ6AEILTAB#v=onepage&q=%22Crowds%22&f=false, https://books.google.com/books?id=hHUsHOHqVzEC&printsec=frontcover&dq=%22Crowds%22&hl=en&sa=X&ved=0ahUKEwjm4ITQp7TaAhVI04MKHd89D2sQ6AEIJzAA#v=onepage&q=%22Crowds%22&f=false, https://books.google.com/books?id=GqvkPps_q9UC&printsec=frontcover&dq=%22Crowds%22&hl=en&sa=X&ved=0ahUKEwjm4ITQp7TaAhVI04MKHd89D2sQ6AEIMzAC#v=onepage&q=%22Crowds%22&f=false, https://books.google.com/books?id=z_z0FBo9zA0C&printsec=frontcover&dq=%22Crowds%22&hl=en&sa=X&ved=0ahUKEwjm4ITQp7TaAhVI04MKHd89D2sQ6AEIOjAD#v=onepage&q=%22Crowds%22&f=false, https://books.google.com/books?id=yxbAiPwl0gMC&printsec=frontcover&dq=%22Crowds%22&hl=en&sa=X&ved=0ahUKEwjm4ITQp7TaAhVI04MKHd89D2sQ6AEITDAG#v=onepage&q=%22Crowds%22&f=false, https://books.google.com/books?id=YVBNzYQy5vYC&printsec=frontcover&dq=%22Crowd%22&hl=en&sa=X&ved=0ahUKEwjyl5jOqLTaAhWH6IMKHerDC0EQ6AEIWzAI#v=onepage&q=%22Crowd%22&f=false, etc. AfD is not cleanup
Stance: keep
Cited policy: Wikipedia:Articles for deletion (WP:BEFORE)