1. The clock and the camshaft and other medieval inventions we still can't live without. (2020) Authors: Farrell, John, 1961- Record Type: Book Extent: 1 online resource, illustrations (black and white) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
2. Cathedral, forge, and waterwheel : technology and invention in the Middle Ages /: technology and invention in the Middle Ages. (1995) Other Names: Gies, Frances; Gies, Joseph Record Type: Book Extent: 1 online resource (357 pages), illustrations View Content: Available online (eLD content is only available in our Reading Rooms) ↗