Explains how the earth's movements around the sun and the resulting movement of shadows have been used to tell time. Includes illustrations that pop up or fold out to demonstrate how sundials work.
- ISBN10 0399213740
- ISBN13 9780399213748
- Publish Date 22 April 1987
- Publish Status Out of Print
- Out of Print 1 December 2016
- Publish Country US
- Imprint Philomel Books
- Format Hardcover
- Language English