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Astronomia y aeronautica [videorecording].
[Barcelona] : Planeta, 2003.
1 videodisc (48 min.) : sd., col. with b&w sequences ; 4 3/4 in.
La estacion espacial: Chronicles the history of space stations, from the launch of Skylab to the plans for the next generation of these structures. Engineers and scientists from around the world talk about what was learned from Skylab and Mir, and how the design of the newest station overcomes the obstacles that rendered its predecessors unusable.
Globos aerostaticos: tells the story of the inventors and innovations behind the airship, which includes everything from the balloon to a zeppelin. Includes footage of the Hindenburg's fiery destruction.