Diagrams showing: 1) Determination of the Earth's circumference by measuring the difference in angle at which the Sun's noon-rays strike two separate locations 2) Ottoman map with compass and locator for determining distances 3) Al-Idrissi's 12th century map of Europe and the Islamic World
![Thumbnail](/bitstream/handle/10576/37249/slide2707.jpg.jpg?sequence=3&isAllowed=y)
View/ Open
Metadata
Show full item recordDOI/handle
http://hdl.handle.net/10576/37249Collections
- Slides [2998 items ]