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Making it better.
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| Format: | Book |
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| Language: | English |
| Subjects: | |
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| Item Description: | Shows the forces acting in the human body in water-buoyancy, gravity, resistance and propulsion-and their effects on both the beginner and the competitive swimmer. |
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| Physical Description: | Videocassette (VHS)(ca. 20 min.) :sd., col., 1/2 in. |