Posts filtered by tags: Whipple Library[x]


 

A 16th-Century Astronomy Book Featured “Analog Computers” to Calculate the Shape of the Moon, the Position of the Sun, and More

Pop-up book enthusiasts like Ellen Rubin will know what volvelles are; you and I may not, but if you’ve ever moved a paper wheel or slider on a page, you’ve used one. The volvelle first emerged in the medieval era, not as an amusement to liven up children’s books but as a kind of “analog computer” embedded in serious scientific works. “The volvelles make the practical nature of cosmography clear,” writes Katie Taylor at Cambridge’s Whipple Library, which holds a copy of Cosmographia. “Read...
Tags: Google, Facebook, Books, Astronomy, College, History, Cambridge, Seoul, Atlas Obscura, Facebook Twitter, Johannes Kepler, Katie Taylor, Colin Marshall, Ellen Rubin, 21st Century Los Angeles, Whipple Library



Skip ADS