The shape of the earth.
Traces the development of maps and of geodetic ideas from pre-scientific guesses to the present. Discusses the size, shape, and rotation of the earth and the position of the earth relative to its axis of rotation. Explains the use of the moon and artificial satellites as geodetic tools.
| Corporate Authors: | , , |
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| Other Authors: | , |
| Format: | Video DVD |
| Language: | English |
| Published: |
[Washington, D.C.] : [Arlington, Va.] :
National Academy of Sciences : Released by McGraw-Hill Films, [Henninger Media Services],
©1960 ; [2007]
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| Series: | Planet Earth (National Academy of Sciences (U.S.))
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| Subjects: |