There I Fixed It has an historical overview of the "bookwheel," a sixteenth-century book-desk combined with a water-wheel, which lets you easily rotate several books into your field of vision.
But imagine yourself back then attempting a research project. You want to learn about a topic from multiple sources and cross-reference each one. A desk with a scattered pile of books in no logical order with all sorts of bookmarks and notes trying to make sense of it all. Agostino Ramelli, an Italian engineer born in 1531 proposed a complex but intriguing solution to this problem; the bookwheel.
Based on the design of a waterwheel, the bookwheel would hold over a dozen separate titles, all sitting open at the same angle. Using either hand or foot controls, the reader could easily sort through the books he collected at ease without the fear of losing track of his place.
Historical Thursday: Agostino Ramelli’s Bookwheel
I’m making the final(ish*) stop of my Walkaway tour at Defcon this weekend in Las Vegas, giving a speech on Saturday in Track 2 at 10AM called $BIGNUM steps forward, $TRUMPNUM steps back: how can we tell if we’re winning?, followed by a book-signing at the No Starch Press table in the exhibitors’ hall.
In Paper Girls, the celebrated comics creator Brian K Vaughan (Saga, Y: The Last Man, etc) teams up with Cliff Chiang to tell a story that’s like an all-girl Stranger Things, with time-travel.
Ladder lockdown is a metal tray with super-grippy patches on its underside; set it down on any surface (including ice!) and then set your ladder’s feet in the tray and cinch it in place and the ladder won’t “kick out” and injure you and your loved ones.
If you often find yourself far away from AC power, or just want to guarantee that you’ll have GPS access on your next camping trip, the SolarJuice External Solar Battery is an excellent companion for outdoor adventures. It’s currently available in the Boing Boing Store for $59.99.The SolarJuice has a 26,800 mAh battery capable of […]
Between election hacks, ransomware, and Devil’s Ivy, the cybersecurity space is booming as malware and hackers become more sophisticated. If you’re interested in pursuing a career in ethical hacking, or just want to secure your own devices, The Super-Sized Ethical Hacking Bundle is a great resource.In this bundle, you’ll learn the fundamental skills of ethical hacking, prepare […]
The TREBLAB X11 Earphones are versatile, offer great sound, and are currently $32.99 in the Boing Boing Store.These Bluetooth earbuds are a great workout companion. They’re totally sweat proof and their ear-fins keep them snugly in place during high activity — something that Apple’s AirPods can only do if you were blessed with precisely the […]