Open Culture: “Every piece of technology has a precedent. Most have several different types of precedents. You’ve probably used (and may well own) an eBook reader, for instance, but what would have afforded you a selection of reading material two or three centuries ago? If you were a Jacobean Englishman of means, you might have used the kind of traveling library we featured in 2017, a handsome portable case custom-made for your books. (If you’re Tom Stoppard in the 21st century, you still do.) If you were Napoleon, who seemed to love books as much as he loved military power — he didn’t just amass a vast collection of them, but kept a personal librarian to oversee it — you’d take it a big step further. “Many of Napoleon’s biographers have incidentally mentioned that he […] used to carry about a certain number of favorite books wherever he went, whether traveling or camping,” says an 1885 Sacramento Daily Union article posted by Austin Kleon, “but it is not generally known that he made several plans for the construction of portable libraries which were to form part of his baggage.” The piece’s main source, a Louvre librarian who grew up as the son of one of Napoleon’s librarians, recalls from his father’s stories that “for a long time Napoleon used to carry about the books he required in several boxes holding about sixty volumes each,” each box first made of mahogany and later of more solid leather-covered oak. “The inside was lined with green leather or velvet, and the books were bound in morocco,” an even softer leather most often used for bookbinding…”