[DOC] [TLE] Percival Lowell - Wikipedia [PAR] Percival Lawrence Lowell was an American businessman, author, mathematician
, and astronomer who fueled speculation that there were canals on Mars. He 
founded the Lowell Observatory in Flagstaff, Arizona and formed the ... In 1894 
Lowell chose Flagstaff, Arizona Territory, as the home of his new observatory. [DOC] [TLE] Lowell Observatory - Wikipedia [PAR] Lowell Observatory is an astronomical observatory in Flagstaff, Arizona, United 
States. Lowell Observatory was established in 1894, placing it among the oldest
... [DOC] [TLE] History - Lowell Observatory [PAR] Percival came from a distinguished eastern family  his brother Abbott was ... he 
decided in 1894 to build an observatory initially to study the planet Mars. ... op a 
mesa one mile west of downtown Flagstaff, Arizona, sits Lowell Observatory, ... of 
a Boston Brahmin family, initially established his observatory in 1894 to study the
... [DOC] [TLE] Lowell Observatory: Home [PAR] Lowell Observatory is an independent, non-profit research institution located in 
Flagstaff, Arizona - the world's first International Dark-Sky City. Our mission is to... [DOC] [TLE] Lowell Observatory: Where Pluto Was Discovered - Space.com [PAR] Apr 26, 2013 ... Lowell Observatory, founded in 1894, is perhaps best known for the ... Lowell 
picked Flagstaff, Ariz., for his observatory, believing that the high ... Lowell 
became famous after saying he saw canals on Mars through a telescope. ... The 
observatory today includes three sites in Arizona operating with an annual... [DOC] [TLE] American National Biography Online: Lowell, Percival [PAR] In 1894 Lowell established an observatory at Flagstaff in the Arizona Territory 
and began searching for signs of intelligent life on Mars. In 1895 he published his
... [DOC] [TLE] The Discovery of Pluto - Percival Lowell's Quest [PAR] ... on Mars, and in 1894 established the Lowell Observatory in Flagstaff, Arizona. 
... he called "Planet O." Pickering had helped Lowell set up his observatory,... [DOC] [TLE] LOWELL OBSERVATORY 1400 W. Mars Hill Road Flagstaff ... [PAR] The Lowell Observatory in Flagstaff, Arizona, has had a unique and colorful 
history. ... the observatory was founded in 1894, a central administration building 
was .... dome, provided Douglass with his own revised "scale of seeing." He said 
that... [DOC] [TLE] Percival Lowell - Famous Astronomers on Sea and Sky [PAR] Meet Percival Lowell, founder of the Lowell Observatory in Flagstaff, Arizona, 
strong ... His younger brother was president of Harvard University and his sister 
was a ... He was particularly interested in Mars and its "canals" that had 
supposedly been ... In 1894, Lowell founded the Lowell Observatory in Flagstaff, 
Arizona. [DOC] [TLE] Percival Lowell by Erich Lanz on Prezi [PAR] Lowell Observatory was established in 1894, placing it among the oldest ... 
Canals on Mars Just after Lowell founded the Lowell Observatory, he began to 
work on ... The reason Lowell chose Flagstaff, Arizona for his observatory 
location was... [DOC] [TLE] Special Collections - Exhibitions | Cartographic Perspectives: From ... [PAR] Percival Lowell founded his observatory in 1894 in Flagstaff, Arizona. ... He held 
that a system of canals was visible that evidenced an intelligent, Martian race. [DOC] [TLE] The Discovery of a Planet, Part 3: Planet X | The Planetary Society [PAR] Feb 14, 2005 ... In 1894 he founded the Lowell Observatory in Flagstaff, Arizona, for the ... 
conducted several searches for Planet X at his Flagstaff observatory. [DOC] [TLE] Lowell Observatory - Experience Arizona - Az Big Media [PAR] Nov 2, 2011 ... Percival Lowell founded his observatory on a mesa to the west of Flagstaff in 
1894. Though he occupied himself initially with drawing canals he... [DOC] [TLE] The Planet Mars - The University of Arizona Press [PAR] ... developments in 1894 other than the founding of the observatory at Flagstaff 
and .... In particular, he declared his skepticism about the canal-filled drawings of
... [DOC] [TLE] Lowell Observatory - Flagstaff, Arizona - Grand Canyon Explorer [PAR] The Lowell Observatory was founded by Percival Lowell in 1894. The 
observatory has a rich history of observations, among those being the ones that 
led to the... [DOC]

Question: In 1894 he founded his observatory in Flagstaff, Arizona
Answer: Percival Lowell