This is how we used to look up a book in the library. Of course, you'd have to have an understanding of the Dewey Decimal System, or ask a librarian to help you find it. I spent many hours filing cards in the card catalogue.
Saying the Pledge of Allegiance and the morning prayer at the start of the school day. Does anyone care to ponder what happened to education, test scores, teen pregnancy rates, youth/society since prayer was removed from schools?