Comet watch
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Describes comets and early comet watching, explores the history and characteristics of Halley's Comet, and relates how people around the world are preparing for its return in 1986.
Halley's cometJuvenile literatureComets
Describes comets and early comet watching, explores the history and characteristics of Halley's Comet, and relates how people around the world are preparing for its return in 1986.