Clock and the Camshaft: And Other Medieval Inventions We Still Can't Live Without

Highlights the importance of medieval innovations as the basis for later technological progressThis history of medieval inventions, focusing on the eleventh to the fourteenth centuries, vividly portrays a thriving era of human ingenuity--and the results are still being felt to this day. From the mechanical clock to the first eyeglasses, both of which revolutionized society, many of the commonplace devices we now take for granted had their origin in the Middle Ages. Divided into ten thematic...