Transcription: Clyde William Tombaugh, 1906 to 1997. Clyde Tombaugh will always be remembered, principally for his discovery of Pluto. Astronomy had been his hobby since his childhood and when still in his teens he began to build telescopes. In the autumn of 1928 he used a nine inch telescope to observe Mars and Jupiter and sent his drawings to the Lowell Observatory at Flagstaff, Arizona. The Observatory Director was looking for an observer who would use a new photographic telescope to search for a planet which is believed to orbit the Sun at a greater distance than that of Neptune. Tumble was appointed to ... File Comment Made in Intimate Arts