Clyde W. Tombaugh

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Books by Clyde W. Tombaugh

Out of the Darkness

By Clyde W. Tombaugh and Patrick Moore

Foreword by James W. Christy

An adventure in scientific discovery Pluto, the farthermost planet in the solar system, some 3,673 million mites from the Sun, was discovered by Clyde Tombaugh at the Lowell Observatory in 1930. The fiftieth anniversary of Pluto's discovery will be celebrated in 1980 and OUT OF THE DARKNESS: T...

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