Michael Byers - Percival's Planet (Aug. 2010) Publisher: Henry Holt and Co. | English | PDF | ISBN-10: 0805092188 | 432 pages | 5.83MB A novel of ambition and obsession centered on the race to discover Pluto in 1930, pitting an untrained Kansas farm boy against the greatest minds of Harvard at the run-down Lowell Observatory in Arizona.