Secrets of the Titanic [videorecording]
Highlights the century's underwater exploration, Dr. Robert Ballard of Woods Hole Oceanographic Institution and a learn of researchers located the S.S. Titanic since its sinking more than 70 years ago.
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| 其他作者: | , , , |
| 格式: | Visual Material |
| 语言: | English |
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Washington, D.C.
The Society
c1986.
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| 丛编: | National Geographic Society special
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