Description
Typed biography `Discoverer of Pluto` signed, one page, 8,25 x 11,75 inch, signed in blue ballpoint ink "Clyde W. Tombaugh", with very mild creasing - in nearly very fine condition.
Further Information on the person
Profession:
(1906 - 1997) American astronomer - he discovered Pluto in 1930 and many asteroids
Year of Birth: 1906
Certificate of authenticity
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