Calendar: Our Record of Time
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Visualizes the basic time concepts of the calendar and shows how it is used to keep a record of days, weeks, months and years. Highlights development of the calendar from prehistoric times to the present. Notes many uses of the calendar today.
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- 16mm Filmography (legacy record) — title, year, length, catalog record
- 16mm Filmography editors — creator
Original permalink · Record added 2024-09-08 00:01:11 · Suggest a correction