Earl C. Slipher

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1	ASTRONOMY BEAT www.astrosociety.org Number 23 • May 18, 2009 Publisher: Astronomical Society of the Pacific Editor: Andrew Fraknoi Add to Reading List Source URL: astrosociety.org Language: English - Date: 2014-05-22 23:47:29 Pluto Main Belt asteroids Optical devices Astronomers Vesto Slipher Clyde Tombaugh Tombaugh Earl C. Slipher Carl Otto Lampland Astronomy Planetary science Solar System