Word: tombaugh
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Dates: during 1940-1949
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...HONOR TO GREAT LOWELLS (TIME, JAN. 18) BUT PLANET PLUTO DISCOVERED BY FARM BOY CLYDE TOMBAUGH AT LOWELL OBSERVATORY, FLAGSTAFF, ARIZ...
Many mountings of homemade telescopes are pieced together from the gleanings of junk yards. Clyde Tombaugh, the amateur who discovered the planet Pluto, made a telescope mount from an old cream separator. Nevertheless, most homemade telescopes look pretty good; however much junk they contain, they must be precision instruments. Several, in fact, are now in use at professional observatories...