Imagine if search engines like Google didn't exist. How would you find answers to your questions pre-Internet?
Well, you'd probably have to go to the library and do some research. That, or ask a librarian to do it for you.
The New York Public Library recently discovered an archive of reference questions that people asked its librarians back in the last century. The NYPL has been posting some of the questions on itssocialmedia pages, but has given Business Insider permission to answer republish a selection of them here.
Back then, it wasn't easy to get instant answers to all of your most pressing questions:

No one had computers...

Instead, you'd have to try firing your questions off to a librarian:

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