Percival Lowell (1950). The canals, and even Lowell's mausoleum, heavily influence "The Gods of Mars" (1918) by Edgar Rice Burroughs as well as all other books in the Barsoom series. The Lowell Regio on Pluto was named in his honour. Percival Lowell Percival Lawrence Lowell (; March 13, 1855 – November 12, 1916) 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 beginning of the effort that led to the discovery of Pluto 14 years after his death. Percival Lowell was born on
William Lowell Putnam III January 5, 2014 at the age of 97. He served as sole trustee of Lowell Observatory from 1987 to 2013. During his tenure, the observatory built the Steele Visitor Center, added the Friends of Lowell membership program, constructed the Discovery Channel Telescope, and began construction on the Putnam Collection Center. Putnam died on December 20, 2014, aged 90. William Lowell Putnam III William Lowell Putnam III (October 25, 1924 – December 20, 2014) was an alpinist, author and retired broadcasting executive. He was Trustee Emeritus of the Lowell Observatory, a private astronomical research facility. He was the son of politician