Commonly referred to as "Books" by people of the time, these objects were used by people as their source of reading before the eBook. Operated by turning pieces of paper that contained words written in actual ink. During this time people were inconvenienced by driving downtown and checking these materials out for free at a "Public Library," which was a place that loaned books out for a 2 week period.
Guy #1) Hey, what is that?
Guy #2) It's J.D. Salinger's "Catcher in the Rye."
Guy #1) Umm, where is the On/Off switch?
Guy #2) It's an Analog Book, I just turn the pages of paper.