Tombaugh, Clyde William

January 2009
World Book Science Dataset;1/1/2009, p1
Reference Entry
Tombaugh, Clyde William (1906-1997) was an American astronomer who discovered the dwarf planet Pluto. In the mid-1940's, he participated in ballistics research at White Sands Missile Range in New Mexico.


Related Articles

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    Announces the death of Clyde William Tombaugh, discoverer of the planet Pluto, on January 17, 1997. Account of the story on how Tombaugh was able to discover Pluto; Tombaugh's experience as a teacher and an astronomer; Inventions and discoveries of Tombaugh; Establishment of Clyde Tombaugh...

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    Reviews the book `Clyde Tombaugh: Discoverer of the Planet Pluto,' by David Levy.


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