Found this on Bored Panda, in a round-up of cool, wacky inventions from the past. Apparently the paper-roll map advanced based on the speed of the car. But wait, what happened when you turned onto a new street? You’d have to have quite the library of map-scrolls stashed in your car, and be doing a lot of scroll-swappin’ At least the idea was pointing in the right direction.
18 Cool Inventions From the Past
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Gareth Branwyn is a freelance writer and the former Editorial Director of Maker Media. He is the author or editor of over a dozen books on technology, DIY, and geek culture. He is currently a contributor to Boing Boing, Wink Books, and Wink Fun. His free weekly-ish maker tips newsletter can be found at garstipsandtools.com.
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