Time
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Presents methods of determining and keeping time and the uses of time. Traces the development, adoption, and designation of time zones and demonstrates the need for an International Date Line. Contrasts the use of Daylight Savings Time and Standard Time in the winter and summer. Portrays the role of the U.S. Naval Observatory in determining the time of day and the role of the National Bureau of Standards stations WWV and WWVH in disseminating time signals. Presents specialized uses of time in determining rate and frequency.
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- 16mm Filmography (legacy record) — title, year, creator, length, format, color, sound, genre, description, catalog record
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