- Physical Description: 1 online resource (streaming video file) (31 minutes): digital, .flv file, sound
- Publisher: [San Francisco, California, USA] : The Great Courses, 2017.
Title from title frames.
In Process Record.
|Participant or Performer Note:||
Bradley E. Schaefer
|Date/Time and Place of an Event Note:||
Originally produced by The Great Courses in 2017.
For ancient people, keeping track of the time of day and year required a detailed understanding of the motions of the Sun, Moon, and stars. See how different cultures solved this problem. Also learn how to use a handy astronomical measuring device called the astrolabe.
|System Details Note:||
Mode of access: World Wide Web.
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